diff --git a/.gitignore b/.gitignore
index ab2070fa..679c6420 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,3 +12,5 @@ app/local.properties
 app/release/
 app/standalone/
 app/google/
+app/google-services.json
+proprietary/google-services.json
\ No newline at end of file
diff --git a/app/build.gradle b/app/build.gradle
index 4419a658..79d06f6f 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -9,8 +9,8 @@ android {
 
     defaultConfig {
         // versionCode and versionName must be hardcoded to support F-droid
-        versionCode 800041
-        versionName '8.0.4'
+        versionCode 800051
+        versionName '8.0.5'
         minSdkVersion 16
         targetSdkVersion 30
         multiDexEnabled true
@@ -93,6 +93,7 @@ dependencies {
     // Dependencies must be hardcoded to support F-droid
 
     implementation fileTree(dir: 'libs', include: ['*.jar'])
+    implementation project(':external')
     implementation project(':common')
 
     googleImplementation project(':proprietary')
diff --git a/app/src/main/java/dev/lucasnlm/antimine/DeepLink.kt b/app/src/main/java/dev/lucasnlm/antimine/DeepLink.kt
index 6a3a2a8b..24da9042 100644
--- a/app/src/main/java/dev/lucasnlm/antimine/DeepLink.kt
+++ b/app/src/main/java/dev/lucasnlm/antimine/DeepLink.kt
@@ -12,6 +12,4 @@ object DeepLink {
     const val EXPERT_PATH = "expert"
     const val STANDARD_PATH = "standard"
     const val CUSTOM_PATH = "custom"
-
-    const val CUSTOM_NEW_GAME = "antimine://new-game/custom"
 }
diff --git a/app/src/main/java/dev/lucasnlm/antimine/GameActivity.kt b/app/src/main/java/dev/lucasnlm/antimine/GameActivity.kt
index f83dca0c..d8b7323e 100644
--- a/app/src/main/java/dev/lucasnlm/antimine/GameActivity.kt
+++ b/app/src/main/java/dev/lucasnlm/antimine/GameActivity.kt
@@ -9,6 +9,7 @@ import android.os.Handler
 import android.text.format.DateUtils
 import android.view.View
 import android.view.WindowManager
+import android.widget.FrameLayout
 import androidx.activity.viewModels
 import androidx.appcompat.app.ActionBarDrawerToggle
 import androidx.appcompat.app.AlertDialog
@@ -16,6 +17,7 @@ import androidx.appcompat.widget.TooltipCompat
 import androidx.core.content.ContextCompat
 import androidx.core.os.HandlerCompat.postDelayed
 import androidx.core.view.GravityCompat
+import androidx.core.view.doOnLayout
 import androidx.drawerlayout.widget.DrawerLayout
 import androidx.fragment.app.DialogFragment
 import androidx.fragment.app.FragmentTransaction
@@ -39,10 +41,12 @@ import dev.lucasnlm.antimine.history.HistoryActivity
 import dev.lucasnlm.antimine.instant.InstantAppManager
 import dev.lucasnlm.antimine.level.view.EndGameDialogFragment
 import dev.lucasnlm.antimine.level.view.LevelFragment
+import dev.lucasnlm.antimine.playgames.PlayGamesDialogFragment
 import dev.lucasnlm.antimine.preferences.PreferencesActivity
 import dev.lucasnlm.antimine.share.viewmodel.ShareViewModel
 import dev.lucasnlm.antimine.stats.StatsActivity
 import dev.lucasnlm.antimine.theme.ThemeActivity
+import dev.lucasnlm.external.IPlayGamesManager
 import kotlinx.android.synthetic.main.activity_game.*
 import kotlinx.android.synthetic.main.activity_game.minesCount
 import kotlinx.android.synthetic.main.activity_game.timer
@@ -66,6 +70,9 @@ class GameActivity : ThematicActivity(R.layout.activity_game), DialogInterface.O
     @Inject
     lateinit var savesRepository: ISavesRepository
 
+    @Inject
+    lateinit var playGamesManager: IPlayGamesManager
+
     val viewModel: GameViewModel by viewModels()
     private val shareViewModel: ShareViewModel by viewModels()
 
@@ -90,7 +97,10 @@ class GameActivity : ThematicActivity(R.layout.activity_game), DialogInterface.O
         bindToolbar()
         bindDrawer()
         bindNavigationMenu()
-        loadGameFragment()
+
+        findViewById<FrameLayout>(R.id.levelContainer).doOnLayout {
+            loadGameFragment()
+        }
 
         if (instantAppManager.isEnabled()) {
             bindInstantApp()
@@ -201,6 +211,8 @@ class GameActivity : ThematicActivity(R.layout.activity_game), DialogInterface.O
 
                 analyticsManager.sentEvent(Analytics.Resume)
             }
+
+            silentGooglePlayLogin()
         }
     }
 
@@ -327,6 +339,7 @@ class GameActivity : ThematicActivity(R.layout.activity_game), DialogInterface.O
                 R.id.previous_games -> openSaveHistory()
                 R.id.stats -> openStats()
                 R.id.install_new -> installFromInstantApp()
+                R.id.play_games -> googlePlay()
                 else -> handled = false
             }
 
@@ -338,6 +351,10 @@ class GameActivity : ThematicActivity(R.layout.activity_game), DialogInterface.O
         }
 
         navigationView.menu.findItem(R.id.share_now).isVisible = instantAppManager.isNotEnabled()
+
+        if (!playGamesManager.hasGooglePlayGames()) {
+            navigationView.menu.removeGroup(R.id.play_games_group)
+        }
     }
 
     private fun checkUseCount() {
@@ -369,22 +386,22 @@ class GameActivity : ThematicActivity(R.layout.activity_game), DialogInterface.O
     }
 
     private fun loadGameFragment() {
-        val fragmentManager = supportFragmentManager
+        supportFragmentManager.apply {
+            popBackStack()
 
-        fragmentManager.popBackStack()
+            findFragmentById(R.id.levelContainer)?.let { it ->
+                beginTransaction().apply {
+                    remove(it)
+                    commitAllowingStateLoss()
+                }
+            }
 
-        fragmentManager.findFragmentById(R.id.levelContainer)?.let { it ->
-            fragmentManager.beginTransaction().apply {
-                remove(it)
+            beginTransaction().apply {
+                replace(R.id.levelContainer, LevelFragment())
+                setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN)
                 commitAllowingStateLoss()
             }
         }
-
-        fragmentManager.beginTransaction().apply {
-            replace(R.id.levelContainer, LevelFragment())
-            setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN)
-            commitAllowingStateLoss()
-        }
     }
 
     private fun showRequestRating() {
@@ -649,6 +666,32 @@ class GameActivity : ThematicActivity(R.layout.activity_game), DialogInterface.O
         }
     }
 
+    private fun silentGooglePlayLogin() {
+        if (playGamesManager.hasGooglePlayGames()) {
+            playGamesManager.silentLogin(this)
+            invalidateOptionsMenu()
+        }
+    }
+
+    private fun googlePlay() {
+        if (playGamesManager.isLogged()) {
+            PlayGamesDialogFragment().show(supportFragmentManager, PlayGamesDialogFragment.TAG)
+        } else {
+            playGamesManager.getLoginIntent()?.let {
+                startActivityForResult(it, GOOGLE_PLAY_REQUEST_CODE)
+            }
+        }
+    }
+
+    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
+        super.onActivityResult(requestCode, resultCode, data)
+
+        if (requestCode == GOOGLE_PLAY_REQUEST_CODE) {
+            playGamesManager.handleLoginResult(data)
+            invalidateOptionsMenu()
+        }
+    }
+
     companion object {
         const val PREFERENCE_FIRST_USE = "preference_first_use"
         const val PREFERENCE_USE_COUNT = "preference_use_count"
@@ -656,6 +699,7 @@ class GameActivity : ThematicActivity(R.layout.activity_game), DialogInterface.O
 
         const val IA_REFERRER = "InstallApiActivity"
         const val IA_REQUEST_CODE = 5
+        const val GOOGLE_PLAY_REQUEST_CODE = 6
 
         const val MIN_USAGES_TO_RATING = 4
     }
diff --git a/app/src/main/java/dev/lucasnlm/antimine/control/ControlDialogFragment.kt b/app/src/main/java/dev/lucasnlm/antimine/control/ControlDialogFragment.kt
index 26289fea..4d7096d0 100644
--- a/app/src/main/java/dev/lucasnlm/antimine/control/ControlDialogFragment.kt
+++ b/app/src/main/java/dev/lucasnlm/antimine/control/ControlDialogFragment.kt
@@ -21,10 +21,10 @@ class ControlDialogFragment : AppCompatDialogFragment() {
     private val adapter by lazy { ControlListAdapter(controlViewModel) }
 
     override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
-        val currentControl = controlViewModel.singleState().selectedId
+        val state = controlViewModel.singleState()
         return AlertDialog.Builder(requireContext()).apply {
             setTitle(R.string.control)
-            setSingleChoiceItems(adapter, currentControl, null)
+            setSingleChoiceItems(adapter, state.selectedIndex, null)
             setPositiveButton(R.string.ok, null)
         }.create()
     }
@@ -41,8 +41,6 @@ class ControlDialogFragment : AppCompatDialogFragment() {
     ) : BaseAdapter() {
         private val controlList = controlViewModel.singleState().gameControls
 
-        fun getSelectedId() = controlViewModel.singleState().selectedId
-
         override fun getView(position: Int, convertView: View?, parent: ViewGroup?): View {
             val view = if (convertView == null) {
                 ControlItemView(parent!!.context)
@@ -50,12 +48,12 @@ class ControlDialogFragment : AppCompatDialogFragment() {
                 (convertView as ControlItemView)
             }
 
-            val selectedId = getSelectedId()
+            val selected = controlViewModel.singleState().selected
 
             return view.apply {
                 val controlModel = controlList[position]
                 bind(controlModel)
-                setRadio(selectedId == controlModel.controlStyle.ordinal)
+                setRadio(selected == controlModel.controlStyle)
                 setOnClickListener {
                     controlViewModel.sendEvent(ControlEvent.SelectControlStyle(controlModel.controlStyle))
                     notifyDataSetChanged()
diff --git a/app/src/main/java/dev/lucasnlm/antimine/control/models/ControlDetails.kt b/app/src/main/java/dev/lucasnlm/antimine/control/models/ControlDetails.kt
index f4d9d7ed..ba8798f1 100644
--- a/app/src/main/java/dev/lucasnlm/antimine/control/models/ControlDetails.kt
+++ b/app/src/main/java/dev/lucasnlm/antimine/control/models/ControlDetails.kt
@@ -6,7 +6,6 @@ import dev.lucasnlm.antimine.core.control.ControlStyle
 data class ControlDetails(
     val id: Long,
     val controlStyle: ControlStyle,
-    @StringRes val titleId: Int,
     @StringRes val firstActionId: Int,
     @StringRes val firstActionResponseId: Int,
     @StringRes val secondActionId: Int,
diff --git a/app/src/main/java/dev/lucasnlm/antimine/control/view/ControlItemView.kt b/app/src/main/java/dev/lucasnlm/antimine/control/view/ControlItemView.kt
index 8f2f8dfc..4838bf19 100644
--- a/app/src/main/java/dev/lucasnlm/antimine/control/view/ControlItemView.kt
+++ b/app/src/main/java/dev/lucasnlm/antimine/control/view/ControlItemView.kt
@@ -17,7 +17,6 @@ class ControlItemView : FrameLayout {
 
     private val radio: AppCompatRadioButton
     private val root: View
-    private val title: TextView
     private val firstAction: TextView
     private val firstActionResponse: TextView
     private val secondAction: TextView
@@ -30,7 +29,6 @@ class ControlItemView : FrameLayout {
 
         radio = findViewById(R.id.radio)
         root = findViewById(R.id.root)
-        title = findViewById(R.id.title)
         firstAction = findViewById(R.id.firstAction)
         firstActionResponse = findViewById(R.id.firstActionResponse)
         secondAction = findViewById(R.id.secondAction)
@@ -38,7 +36,6 @@ class ControlItemView : FrameLayout {
     }
 
     fun bind(controlDetails: ControlDetails) {
-        title.text = context.getString(controlDetails.titleId)
         firstAction.text = context.getString(controlDetails.firstActionId)
         firstActionResponse.text = context.getString(controlDetails.firstActionResponseId)
         secondAction.text = context.getString(controlDetails.secondActionId)
diff --git a/app/src/main/java/dev/lucasnlm/antimine/control/viewmodel/ControlState.kt b/app/src/main/java/dev/lucasnlm/antimine/control/viewmodel/ControlState.kt
index 8b98456e..9a7c7c06 100644
--- a/app/src/main/java/dev/lucasnlm/antimine/control/viewmodel/ControlState.kt
+++ b/app/src/main/java/dev/lucasnlm/antimine/control/viewmodel/ControlState.kt
@@ -1,8 +1,10 @@
 package dev.lucasnlm.antimine.control.viewmodel
 
 import dev.lucasnlm.antimine.control.models.ControlDetails
+import dev.lucasnlm.antimine.core.control.ControlStyle
 
 data class ControlState(
-    val selectedId: Int,
+    val selectedIndex: Int,
+    val selected: ControlStyle,
     val gameControls: List<ControlDetails>
 )
diff --git a/app/src/main/java/dev/lucasnlm/antimine/control/viewmodel/ControlViewModel.kt b/app/src/main/java/dev/lucasnlm/antimine/control/viewmodel/ControlViewModel.kt
index c8868293..73b8f397 100644
--- a/app/src/main/java/dev/lucasnlm/antimine/control/viewmodel/ControlViewModel.kt
+++ b/app/src/main/java/dev/lucasnlm/antimine/control/viewmodel/ControlViewModel.kt
@@ -16,7 +16,6 @@ class ControlViewModel @ViewModelInject constructor(
         ControlDetails(
             id = 0L,
             controlStyle = ControlStyle.Standard,
-            titleId = R.string.standard,
             firstActionId = R.string.single_click,
             firstActionResponseId = R.string.open_tile,
             secondActionId = R.string.long_press,
@@ -25,7 +24,6 @@ class ControlViewModel @ViewModelInject constructor(
         ControlDetails(
             id = 1L,
             controlStyle = ControlStyle.FastFlag,
-            titleId = R.string.flag_first,
             firstActionId = R.string.single_click,
             firstActionResponseId = R.string.flag_tile,
             secondActionId = R.string.long_press,
@@ -34,29 +32,43 @@ class ControlViewModel @ViewModelInject constructor(
         ControlDetails(
             id = 2L,
             controlStyle = ControlStyle.DoubleClick,
-            titleId = R.string.double_click,
             firstActionId = R.string.single_click,
             firstActionResponseId = R.string.flag_tile,
             secondActionId = R.string.double_click,
             secondActionResponseId = R.string.open_tile
+        ),
+        ControlDetails(
+            id = 3L,
+            controlStyle = ControlStyle.DoubleClickInverted,
+            firstActionId = R.string.single_click,
+            firstActionResponseId = R.string.open_tile,
+            secondActionId = R.string.double_click,
+            secondActionResponseId = R.string.flag_tile
         )
     )
 
-    override fun initialState(): ControlState =
-        ControlState(
-            selectedId = gameControlOptions.firstOrNull {
-                it.controlStyle == preferencesRepository.controlStyle()
-            }?.id?.toInt() ?: 0,
+    override fun initialState(): ControlState {
+        val controlDetails = gameControlOptions.firstOrNull {
+            it.controlStyle == preferencesRepository.controlStyle()
+        }
+        return ControlState(
+            selectedIndex = controlDetails?.id?.toInt() ?: 0,
+            selected = controlDetails?.controlStyle ?: ControlStyle.Standard,
             gameControls = gameControlOptions
         )
+    }
+
 
     override suspend fun mapEventToState(event: ControlEvent) = flow {
         if (event is ControlEvent.SelectControlStyle) {
             val controlStyle = event.controlStyle
             preferencesRepository.useControlStyle(controlStyle)
 
+            val selected = state.gameControls.first { it.controlStyle == event.controlStyle }
+
             val newState = state.copy(
-                selectedId = state.gameControls.first { it.controlStyle == event.controlStyle }.id.toInt()
+                selectedIndex = selected.id.toInt(),
+                selected = selected.controlStyle
             )
 
             emit(newState)
diff --git a/app/src/main/java/dev/lucasnlm/antimine/di/AppModule.kt b/app/src/main/java/dev/lucasnlm/antimine/di/AppModule.kt
index 5cf081a0..fec64651 100644
--- a/app/src/main/java/dev/lucasnlm/antimine/di/AppModule.kt
+++ b/app/src/main/java/dev/lucasnlm/antimine/di/AppModule.kt
@@ -6,13 +6,48 @@ import dagger.Provides
 import dagger.hilt.InstallIn
 import dagger.hilt.android.components.ApplicationComponent
 import dagger.hilt.android.qualifiers.ApplicationContext
+import dev.lucasnlm.antimine.common.BuildConfig
+import dev.lucasnlm.antimine.core.analytics.DebugAnalyticsManager
+import dev.lucasnlm.antimine.core.analytics.IAnalyticsManager
+import dev.lucasnlm.antimine.core.analytics.ProdAnalyticsManager
 import dev.lucasnlm.antimine.instant.InstantAppManager
+import dev.lucasnlm.external.BillingManager
+import dev.lucasnlm.external.ExternalAnalyticsWrapper
+import dev.lucasnlm.external.IBillingManager
+import dev.lucasnlm.external.IPlayGamesManager
+import dev.lucasnlm.external.PlayGamesManager
+import javax.inject.Singleton
 
 @Module
 @InstallIn(ApplicationComponent::class)
 class AppModule {
+    @Singleton
     @Provides
     fun provideInstantAppManager(
         @ApplicationContext context: Context
     ): InstantAppManager = InstantAppManager(context)
+
+    @Singleton
+    @Provides
+    fun provideBillingManager(
+        @ApplicationContext context: Context
+    ): IBillingManager = BillingManager(context)
+
+    @Singleton
+    @Provides
+    fun providePlayGamesManager(
+        @ApplicationContext context: Context
+    ): IPlayGamesManager = PlayGamesManager(context)
+
+    @Singleton
+    @Provides
+    fun provideAnalyticsManager(
+        @ApplicationContext context: Context
+    ): IAnalyticsManager {
+        return if (BuildConfig.DEBUG) {
+            DebugAnalyticsManager()
+        } else {
+            ProdAnalyticsManager(ExternalAnalyticsWrapper(context))
+        }
+    }
 }
diff --git a/app/src/main/java/dev/lucasnlm/antimine/instant/InstantAppManager.kt b/app/src/main/java/dev/lucasnlm/antimine/instant/InstantAppManager.kt
index af5cb4b6..75182300 100644
--- a/app/src/main/java/dev/lucasnlm/antimine/instant/InstantAppManager.kt
+++ b/app/src/main/java/dev/lucasnlm/antimine/instant/InstantAppManager.kt
@@ -3,15 +3,15 @@ package dev.lucasnlm.antimine.instant
 import android.app.Activity
 import android.content.Context
 import android.content.Intent
-import dev.lucasnlm.external.InstantAppWrapper
+import dev.lucasnlm.external.InstantAppManager
 
 class InstantAppManager(
     private val context: Context
 ) {
-    fun isEnabled(): Boolean = InstantAppWrapper().isEnabled(context)
+    fun isEnabled(): Boolean = InstantAppManager().isInstantAppSupported(context)
 
     fun isNotEnabled(): Boolean = isEnabled().not()
 
     fun showInstallPrompt(activity: Activity, intent: Intent?, requestCode: Int, referrer: String?) =
-        InstantAppWrapper().showInstallPrompt(activity, intent, requestCode, referrer)
+        InstantAppManager().showInstallPrompt(activity, intent, requestCode, referrer)
 }
diff --git a/app/src/main/java/dev/lucasnlm/antimine/level/view/LevelFragment.kt b/app/src/main/java/dev/lucasnlm/antimine/level/view/LevelFragment.kt
index d626890c..91a0451e 100644
--- a/app/src/main/java/dev/lucasnlm/antimine/level/view/LevelFragment.kt
+++ b/app/src/main/java/dev/lucasnlm/antimine/level/view/LevelFragment.kt
@@ -1,9 +1,9 @@
 package dev.lucasnlm.antimine.level.view
 
-import android.content.Context
 import android.os.Bundle
 import android.text.format.DateUtils
 import android.view.View
+import androidx.core.view.doOnLayout
 import androidx.lifecycle.Observer
 import androidx.lifecycle.lifecycleScope
 import dagger.hilt.android.AndroidEntryPoint
@@ -11,27 +11,47 @@ import dev.lucasnlm.antimine.DeepLink
 import dev.lucasnlm.antimine.common.R
 import dev.lucasnlm.antimine.common.level.models.Difficulty
 import dev.lucasnlm.antimine.common.level.models.Event
+import dev.lucasnlm.antimine.common.level.models.Minefield
 import dev.lucasnlm.antimine.common.level.view.CommonLevelFragment
 import dev.lucasnlm.antimine.common.level.view.SpaceItemDecoration
 import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.GlobalScope
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 
 @AndroidEntryPoint
 open class LevelFragment : CommonLevelFragment(R.layout.fragment_level) {
-
     override fun onPause() {
         super.onPause()
-        GlobalScope.launch {
+        lifecycleScope.launch {
             viewModel.saveGame()
         }
     }
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
-
         recyclerGrid = view.findViewById(R.id.recyclerGrid)
+        recyclerGrid.doOnLayout {
+            lifecycleScope.launch {
+                val loadGameUid = checkLoadGameDeepLink()
+                val newGameDeepLink = checkNewGameDeepLink()
+                val retryDeepLink = checkRetryGameDeepLink()
+
+                val levelSetup = when {
+                    loadGameUid != null -> viewModel.loadGame(loadGameUid)
+                    newGameDeepLink != null -> viewModel.startNewGame(newGameDeepLink)
+                    retryDeepLink != null -> viewModel.retryGame(retryDeepLink)
+                    else -> viewModel.loadLastGame()
+                }
+
+                withContext(Dispatchers.Main) {
+                    recyclerGrid.apply {
+                        addItemDecoration(SpaceItemDecoration(R.dimen.field_padding))
+                        setHasFixedSize(true)
+                    }
+                    setupRecyclerViewSize(levelSetup)
+                }
+            }
+        }
 
         viewModel.run {
             field.observe(
@@ -44,13 +64,7 @@ open class LevelFragment : CommonLevelFragment(R.layout.fragment_level) {
             levelSetup.observe(
                 viewLifecycleOwner,
                 Observer {
-                    recyclerGrid.apply {
-                        val horizontalPadding = calcHorizontalPadding(it.width)
-                        val verticalPadding = calcVerticalPadding(it.height)
-                        layoutManager = makeNewLayoutManager(it.width)
-                        setHasFixedSize(true)
-                        setPadding(horizontalPadding, verticalPadding, 0, 0)
-                    }
+                    setupRecyclerViewSize(it)
                 }
             )
 
@@ -81,38 +95,19 @@ open class LevelFragment : CommonLevelFragment(R.layout.fragment_level) {
         }
     }
 
-    override fun onAttach(context: Context) {
-        super.onAttach(context)
+    private fun setupRecyclerViewSize(levelSetup: Minefield) {
+        recyclerGrid.apply {
+            val horizontalPadding = calcHorizontalPadding(levelSetup.width)
+            val verticalPadding = calcVerticalPadding(levelSetup.height)
+            setPadding(horizontalPadding, verticalPadding, 0, 0)
+            layoutManager = makeNewLayoutManager(levelSetup.width)
+            adapter = areaAdapter
+            alpha = 0.0f
 
-        lifecycleScope.launchWhenCreated {
-            val loadGameUid = checkLoadGameDeepLink()
-            val newGameDeepLink = checkNewGameDeepLink()
-            val retryDeepLink = checkRetryGameDeepLink()
-
-            val levelSetup = when {
-                loadGameUid != null -> viewModel.loadGame(loadGameUid)
-                newGameDeepLink != null -> viewModel.startNewGame(newGameDeepLink)
-                retryDeepLink != null -> viewModel.retryGame(retryDeepLink)
-                else -> viewModel.loadLastGame()
-            }
-
-            withContext(Dispatchers.Main) {
-                recyclerGrid.apply {
-                    val horizontalPadding = calcHorizontalPadding(levelSetup.width)
-                    val verticalPadding = calcVerticalPadding(levelSetup.height)
-                    addItemDecoration(SpaceItemDecoration(R.dimen.field_padding))
-                    setPadding(horizontalPadding, verticalPadding, 0, 0)
-                    layoutManager = makeNewLayoutManager(levelSetup.width)
-                    setHasFixedSize(true)
-                    adapter = areaAdapter
-                    alpha = 0.0f
-
-                    animate().apply {
-                        alpha(1.0f)
-                        duration = DateUtils.SECOND_IN_MILLIS
-                    }.start()
-                }
-            }
+            animate().apply {
+                alpha(1.0f)
+                duration = DateUtils.SECOND_IN_MILLIS
+            }.start()
         }
     }
 
diff --git a/app/src/main/java/dev/lucasnlm/antimine/level/viewmodel/EndGameDialogViewModel.kt b/app/src/main/java/dev/lucasnlm/antimine/level/viewmodel/EndGameDialogViewModel.kt
index 7cc4ee00..0642fb6d 100644
--- a/app/src/main/java/dev/lucasnlm/antimine/level/viewmodel/EndGameDialogViewModel.kt
+++ b/app/src/main/java/dev/lucasnlm/antimine/level/viewmodel/EndGameDialogViewModel.kt
@@ -28,6 +28,7 @@ class EndGameDialogViewModel @ViewModelInject constructor(
         R.drawable.emoji_grinning_squinting_face,
         R.drawable.emoji_smiling_face_with_sunglasses,
         R.drawable.emoji_squinting_face_with_tongue,
+        R.drawable.emoji_hugging_face,
         R.drawable.emoji_partying_face,
         R.drawable.emoji_clapping_hands,
         R.drawable.emoji_triangular_flag
diff --git a/app/src/main/java/dev/lucasnlm/antimine/playgames/PlayGamesDialogFragment.kt b/app/src/main/java/dev/lucasnlm/antimine/playgames/PlayGamesDialogFragment.kt
new file mode 100644
index 00000000..212e842e
--- /dev/null
+++ b/app/src/main/java/dev/lucasnlm/antimine/playgames/PlayGamesDialogFragment.kt
@@ -0,0 +1,108 @@
+package dev.lucasnlm.antimine.playgames
+
+import android.app.AlertDialog
+import android.app.Dialog
+import android.content.Context
+import android.os.Bundle
+import android.util.AttributeSet
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.BaseAdapter
+import android.widget.FrameLayout
+import android.widget.TextView
+import androidx.appcompat.widget.AppCompatImageView
+import androidx.fragment.app.DialogFragment
+import androidx.fragment.app.viewModels
+import androidx.lifecycle.lifecycleScope
+import dagger.hilt.android.AndroidEntryPoint
+import dev.lucasnlm.antimine.R
+import dev.lucasnlm.antimine.playgames.viewmodel.PlayGamesEvent
+import dev.lucasnlm.antimine.playgames.viewmodel.PlayGamesViewModel
+import kotlinx.coroutines.flow.collect
+import kotlinx.coroutines.flow.filter
+
+@AndroidEntryPoint
+class PlayGamesDialogFragment : DialogFragment() {
+    private val playGamesViewModel by viewModels<PlayGamesViewModel>()
+    private val adapter by lazy { PlayGamesAdapter(playGamesViewModel) }
+
+    override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
+        return AlertDialog.Builder(requireContext()).apply {
+            setTitle(R.string.google_play_games)
+            setAdapter(adapter, null)
+            setPositiveButton(R.string.ok, null)
+        }.create()
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        lifecycleScope.launchWhenCreated {
+            playGamesViewModel.observeEvent().collect {
+                when (it) {
+                    is PlayGamesEvent.OpenAchievements -> {
+                        activity?.let { activity ->
+                            playGamesViewModel.openAchievements(activity)
+                        }
+                    }
+                    is PlayGamesEvent.OpenLeaderboards -> {
+                        activity?.let { activity ->
+                            playGamesViewModel.openLeaderboards(activity)
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    private class PlayGamesAdapter(
+        private val playGamesViewModel: PlayGamesViewModel
+    ) : BaseAdapter() {
+        override fun getView(position: Int, convertView: View?, parent: ViewGroup?): View {
+            val view = if (convertView == null) {
+                PlayGamesButton(parent!!.context)
+            } else {
+                (convertView as PlayGamesButton)
+            }
+
+            val item = playGamesViewModel.playGamesItems[position]
+
+            return view.apply {
+                text.text = view.context.getString(item.stringRes)
+                icon.setImageResource(item.iconRes)
+
+                setOnClickListener {
+                    playGamesViewModel.sendEvent(item.triggerEvent)
+                }
+            }
+        }
+
+        override fun hasStableIds(): Boolean = true
+
+        override fun getItem(position: Int): Any = playGamesViewModel.playGamesItems[position]
+
+        override fun getItemId(position: Int): Long = playGamesViewModel.playGamesItems[position].id.toLong()
+
+        override fun getCount(): Int = playGamesViewModel.playGamesItems.count()
+    }
+
+    companion object {
+        val TAG = PlayGamesDialogFragment::class.simpleName
+    }
+}
+
+class PlayGamesButton : FrameLayout {
+    constructor(context: Context) : super(context)
+    constructor(context: Context, attrs: AttributeSet?) : super(context, attrs)
+    constructor(context: Context, attrs: AttributeSet?, defStyleAttr: Int) : super(context, attrs, defStyleAttr)
+
+    init {
+        inflate(context, R.layout.view_play_games_button, this)
+
+        icon = findViewById(R.id.icon)
+        text = findViewById(R.id.text)
+    }
+
+    val icon: AppCompatImageView
+    val text: TextView
+}
diff --git a/app/src/main/java/dev/lucasnlm/antimine/playgames/model/PlayGamesItem.kt b/app/src/main/java/dev/lucasnlm/antimine/playgames/model/PlayGamesItem.kt
new file mode 100644
index 00000000..76f84cbd
--- /dev/null
+++ b/app/src/main/java/dev/lucasnlm/antimine/playgames/model/PlayGamesItem.kt
@@ -0,0 +1,12 @@
+package dev.lucasnlm.antimine.playgames.model
+
+import androidx.annotation.DrawableRes
+import androidx.annotation.StringRes
+import dev.lucasnlm.antimine.playgames.viewmodel.PlayGamesEvent
+
+data class PlayGamesItem(
+    val id: Int,
+    @DrawableRes val iconRes: Int,
+    @StringRes val stringRes: Int,
+    val triggerEvent: PlayGamesEvent
+)
diff --git a/app/src/main/java/dev/lucasnlm/antimine/playgames/viewmodel/PlayGamesEvent.kt b/app/src/main/java/dev/lucasnlm/antimine/playgames/viewmodel/PlayGamesEvent.kt
new file mode 100644
index 00000000..7a6580be
--- /dev/null
+++ b/app/src/main/java/dev/lucasnlm/antimine/playgames/viewmodel/PlayGamesEvent.kt
@@ -0,0 +1,6 @@
+package dev.lucasnlm.antimine.playgames.viewmodel
+
+sealed class PlayGamesEvent {
+    object OpenAchievements : PlayGamesEvent()
+    object OpenLeaderboards : PlayGamesEvent()
+}
diff --git a/app/src/main/java/dev/lucasnlm/antimine/playgames/viewmodel/PlayGamesViewModel.kt b/app/src/main/java/dev/lucasnlm/antimine/playgames/viewmodel/PlayGamesViewModel.kt
new file mode 100644
index 00000000..fe4daaee
--- /dev/null
+++ b/app/src/main/java/dev/lucasnlm/antimine/playgames/viewmodel/PlayGamesViewModel.kt
@@ -0,0 +1,29 @@
+package dev.lucasnlm.antimine.playgames.viewmodel
+
+import android.app.Activity
+import android.content.Context
+import androidx.hilt.lifecycle.ViewModelInject
+import dagger.hilt.android.qualifiers.ApplicationContext
+import dev.lucasnlm.antimine.R
+import dev.lucasnlm.antimine.core.viewmodel.StatelessViewModel
+import dev.lucasnlm.antimine.playgames.model.PlayGamesItem
+import dev.lucasnlm.external.IPlayGamesManager
+
+class PlayGamesViewModel @ViewModelInject constructor(
+    @ApplicationContext private val context: Context,
+    private val playGamesManager: IPlayGamesManager
+) : StatelessViewModel<PlayGamesEvent>() {
+
+    val playGamesItems = listOf(
+        PlayGamesItem(0, R.drawable.games_achievements, R.string.achievements, PlayGamesEvent.OpenAchievements),
+        PlayGamesItem(1, R.drawable.games_leaderboards, R.string.leaderboards, PlayGamesEvent.OpenLeaderboards)
+    )
+
+    fun openAchievements(activity: Activity) {
+        playGamesManager.openAchievements(activity)
+    }
+
+    fun openLeaderboards(activity: Activity) {
+        playGamesManager.openLeaderboards(activity)
+    }
+}
diff --git a/app/src/main/java/dev/lucasnlm/antimine/support/SupportAppDialogFragment.kt b/app/src/main/java/dev/lucasnlm/antimine/support/SupportAppDialogFragment.kt
new file mode 100644
index 00000000..bab2c992
--- /dev/null
+++ b/app/src/main/java/dev/lucasnlm/antimine/support/SupportAppDialogFragment.kt
@@ -0,0 +1,40 @@
+package dev.lucasnlm.antimine.support
+
+import android.app.Dialog
+import android.os.Bundle
+import androidx.appcompat.app.AlertDialog
+import androidx.appcompat.app.AppCompatDialogFragment
+import androidx.lifecycle.lifecycleScope
+import dagger.hilt.android.AndroidEntryPoint
+import dev.lucasnlm.antimine.R
+import dev.lucasnlm.external.IBillingManager
+import kotlinx.coroutines.launch
+import javax.inject.Inject
+
+@AndroidEntryPoint
+class SupportAppDialogFragment : AppCompatDialogFragment() {
+    @Inject
+    lateinit var billingManager: IBillingManager
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        billingManager.start()
+    }
+
+    override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
+        return AlertDialog.Builder(requireContext()).apply {
+            setView(R.layout.dialog_payments)
+            setNeutralButton(R.string.rating_button_no, null)
+            setPositiveButton(R.string.unlock) { _, _ ->
+                lifecycleScope.launch {
+                    billingManager.charge(requireActivity())
+                }
+            }
+        }.create()
+    }
+
+    companion object {
+        val TAG = SupportAppDialogFragment::class.simpleName
+    }
+}
diff --git a/app/src/main/java/dev/lucasnlm/antimine/theme/ThemeActivity.kt b/app/src/main/java/dev/lucasnlm/antimine/theme/ThemeActivity.kt
index 313333ca..30461196 100644
--- a/app/src/main/java/dev/lucasnlm/antimine/theme/ThemeActivity.kt
+++ b/app/src/main/java/dev/lucasnlm/antimine/theme/ThemeActivity.kt
@@ -1,5 +1,6 @@
 package dev.lucasnlm.antimine.theme
 
+import android.content.Intent
 import android.os.Bundle
 import androidx.activity.viewModels
 import androidx.lifecycle.lifecycleScope
@@ -9,6 +10,8 @@ import dev.lucasnlm.antimine.R
 import dev.lucasnlm.antimine.ThematicActivity
 import dev.lucasnlm.antimine.common.level.repository.IDimensionRepository
 import dev.lucasnlm.antimine.common.level.view.SpaceItemDecoration
+import dev.lucasnlm.antimine.custom.CustomLevelDialogFragment
+import dev.lucasnlm.antimine.support.SupportAppDialogFragment
 import dev.lucasnlm.antimine.theme.view.ThemeAdapter
 import dev.lucasnlm.antimine.theme.viewmodel.ThemeViewModel
 import kotlinx.android.synthetic.main.activity_theme.*
@@ -41,5 +44,15 @@ class ThemeActivity : ThematicActivity(R.layout.activity_theme) {
                 }
             }
         }
+
+        showUnlockDialog()
+    }
+
+    private fun showUnlockDialog() {
+        if (supportFragmentManager.findFragmentByTag(SupportAppDialogFragment.TAG) == null) {
+            SupportAppDialogFragment().apply {
+                show(supportFragmentManager, SupportAppDialogFragment.TAG)
+            }
+        }
     }
 }
diff --git a/app/src/main/res/drawable/emoji_hugging_face.xml b/app/src/main/res/drawable/emoji_hugging_face.xml
new file mode 100644
index 00000000..2311da3e
--- /dev/null
+++ b/app/src/main/res/drawable/emoji_hugging_face.xml
@@ -0,0 +1,359 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="128dp"
+    android:height="128dp"
+    android:viewportWidth="128"
+    android:viewportHeight="128">
+  <path
+      android:pathData="M63.6,118.8c-27.9,0 -58,-17.5 -58,-55.9S35.7,7 63.6,7c15.5,0 29.8,5.1 40.4,14.4c11.5,10.2 17.6,24.6 17.6,41.5s-6.1,31.2 -17.6,41.4c-10.6,9.3 -25,14.5 -40.4,14.5z">
+    <aapt:attr name="android:fillColor">
+      <gradient 
+          android:gradientRadius="56.96"
+          android:centerX="63.6"
+          android:centerY="62.9"
+          android:type="radial">
+        <item android:offset="0.5" android:color="#FFFDE030"/>
+        <item android:offset="0.919" android:color="#FFF7C02B"/>
+        <item android:offset="1" android:color="#FFF4A223"/>
+      </gradient>
+    </aapt:attr>
+  </path>
+  <path
+      android:pathData="M63.6,118.8c-27.9,0 -58,-17.5 -58,-55.9S35.7,7 63.6,7c15.5,0 29.8,5.1 40.4,14.4c11.5,10.2 17.6,24.6 17.6,41.5s-6.1,31.2 -17.6,41.4c-10.6,9.3 -25,14.5 -40.4,14.5z">
+    <aapt:attr name="android:fillColor">
+      <gradient 
+          android:startY="118.8"
+          android:startX="63.6"
+          android:endY="7"
+          android:endX="63.6"
+          android:type="linear">
+        <item android:offset="0.158" android:color="#FFF4A223"/>
+        <item android:offset="0.333" android:color="#FFF7C02B"/>
+        <item android:offset="0.807" android:color="#00FDE030"/>
+      </gradient>
+    </aapt:attr>
+  </path>
+  <path
+      android:pathData="M111.49,29.67c5.33,8.6 8.11,18.84 8.11,30.23c0,16.9 -6.1,31.2 -17.6,41.4c-10.6,9.3 -25,14.5 -40.4,14.5c-18.06,0 -37.04,-7.35 -48.18,-22.94c10.76,17.66 30.99,25.94 50.18,25.94c15.4,0 29.8,-5.2 40.4,-14.5c11.5,-10.2 17.6,-24.5 17.6,-41.4c0,-12.74 -3.47,-24.06 -10.11,-33.23z"
+      android:fillColor="#eb8f00"/>
+  <path
+      android:pathData="M29.7,64.1m-16.3,0a16.3,16.3 0,1 1,32.6 0a16.3,16.3 0,1 1,-32.6 0"
+      android:strokeAlpha="0.8"
+      android:fillAlpha="0.8">
+    <aapt:attr name="android:fillColor">
+      <gradient 
+          android:gradientRadius="17.73736"
+          android:centerX="29.6654"
+          android:centerY="64.10675"
+          android:type="radial">
+        <item android:offset="0" android:color="#FFED7770"/>
+        <item android:offset="0.9" android:color="#00ED7770"/>
+      </gradient>
+    </aapt:attr>
+  </path>
+  <path
+      android:pathData="M96.9,51.5m-16.3,0a16.3,16.3 0,1 1,32.6 0a16.3,16.3 0,1 1,-32.6 0"
+      android:strokeAlpha="0.8"
+      android:fillAlpha="0.8">
+    <aapt:attr name="android:fillColor">
+      <gradient 
+          android:gradientRadius="17.735403"
+          android:centerX="96.90706"
+          android:centerY="51.534607"
+          android:type="radial">
+        <item android:offset="0" android:color="#FFED7770"/>
+        <item android:offset="0.9" android:color="#00ED7770"/>
+      </gradient>
+    </aapt:attr>
+  </path>
+  <path
+      android:pathData="M96.9,49.4C89.2,56.5 79,62.1 67.2,64.8c-11.8,2.7 -23.4,2.2 -33.4,-0.9c-1.8,-0.6 -3.1,1.8 -1.5,3c10.1,7.5 23.6,10.7 37.1,7.5c13.5,-3.1 24.3,-11.8 30.1,-23c1,-1.7 -1.2,-3.3 -2.6,-2z"
+      android:fillColor="#422b0d"/>
+  <path
+      android:pathData="M48.5,47.2l-0.2,-0.2c-0.1,-0.1 -0.3,-0.2 -0.5,-0.4c-0.2,-0.1 -0.4,-0.3 -0.6,-0.4c-0.2,-0.2 -0.5,-0.4 -0.8,-0.6c-0.3,-0.2 -0.6,-0.4 -0.9,-0.5c-0.3,-0.2 -0.6,-0.3 -0.9,-0.3c-0.3,-0.1 -0.5,-0.1 -0.6,-0.1h-0.2h-0.1h0.2l-0.5,0.1c-0.1,0 0,0 0,0h0.1c0.1,0 0,0 0,0h-0.1c-0.1,0.1 -0.3,0.2 -0.5,0.3c-0.2,0.2 -0.5,0.4 -0.7,0.6c-0.2,0.2 -0.4,0.5 -0.6,0.8c-0.4,0.6 -0.7,1.1 -0.9,1.5s-0.4,0.6 -0.4,0.6l-0.2,0.4c-1,1.7 -3.2,2.4 -5,1.5c-1.2,-0.6 -1.9,-1.7 -2,-2.9v-1.1c0.1,-0.7 0.2,-1.7 0.6,-2.9s1.1,-2.7 2.4,-4.1c0.7,-0.7 1.5,-1.5 2.5,-2c0.2,-0.2 0.5,-0.3 0.8,-0.4c0.3,-0.1 0.5,-0.3 0.9,-0.4l0.5,-0.2c0.2,-0.1 0.4,-0.1 0.5,-0.1l0.5,-0.1l0.3,-0.1h0.4l0.5,-0.1h0.9c0.6,0 1.2,0 1.8,0.1c1.2,0.2 2.2,0.6 3.1,1c1.8,0.9 2.9,2 3.8,2.9c0.4,0.5 0.8,0.9 1,1.3c0.3,0.4 0.5,0.8 0.7,1.1s0.2,0.5 0.3,0.6c0,0.1 0.1,0.2 0.1,0.2c0.7,1.8 -0.3,3.8 -2.3,4.5c-1.4,0.5 -2.9,0.2 -3.9,-0.6z"
+      android:fillColor="#422b0d"/>
+  <path
+      android:pathData="M82.8,40.5l-0.2,-0.2c-0.1,-0.1 -0.3,-0.2 -0.5,-0.4c-0.2,-0.1 -0.4,-0.3 -0.6,-0.4c-0.2,-0.2 -0.5,-0.4 -0.8,-0.6c-0.3,-0.2 -0.6,-0.4 -0.9,-0.5c-0.3,-0.2 -0.6,-0.3 -0.9,-0.3c-0.2,-0.1 -0.4,-0.1 -0.5,-0.1H78.1h0.2l-0.5,0.1c-0.1,0 0,0 0,0h0.1c0.1,0 0,0 0,0h-0.1c-0.1,0.1 -0.3,0.2 -0.6,0.3c-0.2,0.2 -0.4,0.4 -0.7,0.6c-0.2,0.2 -0.4,0.5 -0.6,0.8c-0.4,0.6 -0.7,1.1 -0.9,1.5c-0.2,0.4 -0.4,0.6 -0.4,0.6l-0.2,0.3c-1,1.7 -3.2,2.4 -5,1.5c-1.2,-0.6 -1.9,-1.7 -2,-2.9c0,0 0,-0.4 0.1,-1.1c0.1,-0.7 0.2,-1.7 0.6,-2.9s1.1,-2.7 2.4,-4.1c0.7,-0.7 1.5,-1.5 2.5,-2c0.2,-0.1 0.5,-0.3 0.8,-0.4s0.5,-0.3 0.9,-0.4l0.6,-0.2c0.2,-0.1 0.4,-0.1 0.5,-0.1l0.5,-0.1l0.3,-0.1h0.4l0.5,-0.1h0.9c0.6,0 1.2,0 1.8,0.1c1.2,0.2 2.2,0.6 3.1,1c1.8,0.9 2.9,2 3.8,2.9c0.4,0.5 0.8,0.9 1,1.3c0.3,0.4 0.5,0.8 0.7,1.1s0.2,0.5 0.3,0.6c0.1,0.1 0.1,0.2 0.1,0.2c0.7,1.8 -0.3,3.8 -2.3,4.5c-1.6,0.7 -3.1,0.4 -4.1,-0.5z"
+      android:fillColor="#422b0d"/>
+  <path
+      android:pathData="M38.87,84.46C37.78,81.38 37,113.28 37,113.28c2.92,1.23 5.87,2.31 8.93,3.13c1.21,-2.73 2.79,-7.76 1.96,-13.46c-1.34,-9.11 -6.78,-12.14 -9.02,-18.49z"
+      android:strokeAlpha="0.66"
+      android:fillAlpha="0.66">
+    <aapt:attr name="android:fillColor">
+      <gradient 
+          android:startY="128.189"
+          android:startX="42.556"
+          android:endY="97.296"
+          android:endX="42.556"
+          android:type="linear">
+        <item android:offset="0" android:color="#FFBF360C"/>
+        <item android:offset="1" android:color="#33BF360C"/>
+      </gradient>
+    </aapt:attr>
+  </path>
+  <path
+      android:pathData="M39.5,81.23c-0.49,-1.33 -1.11,-2.32 -2.68,-2.32c-0.72,0 -1.94,0.18 -2.59,1.17c-1.28,1.92 -0.78,5.52 0.2,8.65c0.55,1.77 0.4,2.42 0.4,2.42c-2.72,-0.17 -5.88,-3.88 -9.03,-7.58c-1.93,-2.27 -3.05,-4.36 -4.93,-6.68c-1.14,-1.41 -2.81,-2.83 -4.77,-2.11c-5.37,1.99 1.27,9.72 2.93,11.84c1.89,2.41 3.76,4.72 3.76,4.72c-1.76,-0.41 -2.87,-0.88 -5.97,-4.06c-2.65,-2.72 -4.62,-6.23 -6.06,-7.54c-3.27,-2.97 -5.27,-2 -6.14,-0.02c-0.81,1.84 0.53,5.09 1.44,6.61c4.51,7.48 10.27,10.41 10.27,10.41c-4.74,-0.21 -8.48,-5.29 -9.99,-6.83c-4.38,-4.45 -6.38,1.06 -3.99,5.05c1.1,1.83 2.2,3.12 4.21,5.19c3.25,3.33 6.31,4.84 6.31,4.84s-1.31,0.2 -2.63,-0.49c-1.78,-0.93 -3.77,-2.33 -4.8,-3.13c-2.95,-2.27 -5.76,-0.32 -4.63,2.7c1.31,3.49 6.09,6.45 8.98,8.6c5.62,4.16 12.63,7.49 19.73,7.26c7.9,-0.25 13.34,-5.68 15.48,-13.31c1.24,-4.44 -1.72,-11.5 -2.47,-13.28c-2.47,-5.76 -2.54,-10.78 -3.03,-12.11z">
+    <aapt:attr name="android:fillColor">
+      <gradient 
+          android:gradientRadius="38.904"
+          android:centerX="29.186"
+          android:centerY="93.866"
+          android:type="radial">
+        <item android:offset="0.33" android:color="#FFFFF176"/>
+        <item android:offset="1" android:color="#FFFFC400"/>
+      </gradient>
+    </aapt:attr>
+  </path>
+  <path
+      android:pathData="M23.62,99.08c0.14,8.38 5.4,11.88 9.48,12.65a13.771,13.771 0,0 1,-2.39 -8.2c0.1,-2.9 1.22,-6.51 2.88,-8.47c1.66,-1.96 1.24,-3.89 1.24,-3.89s-1.12,-0.09 -1.54,-0.34c-1.34,-0.82 -2.88,-1.48 -4.04,-2.55c-0.85,-0.79 -5.77,2.42 -5.63,10.8z">
+    <aapt:attr name="android:fillColor">
+      <gradient 
+          android:gradientRadius="11.727577"
+          android:centerX="36.794704"
+          android:centerY="102.449486"
+          android:type="radial">
+        <item android:offset="0" android:color="#FFFFC709"/>
+        <item android:offset="1" android:color="#00FFC709"/>
+      </gradient>
+    </aapt:attr>
+  </path>
+  <path
+      android:pathData="M6.4,78.54a2.84,2.84 0,0 0,-1.28 2.35c-0.02,0.91 0.25,1.82 0.58,2.68c0.7,1.73 1.8,3.28 2.93,4.77c1.16,1.48 2.41,2.91 3.71,4.29c1.3,1.39 2.63,2.76 3.98,4.13c-1.67,-0.98 -3.22,-2.16 -4.65,-3.46c-1.42,-1.31 -2.77,-2.73 -3.91,-4.31c-1.17,-1.57 -2.1,-3.32 -2.71,-5.2c-0.28,-0.94 -0.48,-1.95 -0.31,-2.95c0.12,-0.99 0.76,-1.94 1.66,-2.3z">
+    <aapt:attr name="android:fillColor">
+      <gradient 
+          android:startY="95.255"
+          android:startX="18.517"
+          android:endY="82.775"
+          android:endX="5.827"
+          android:type="linear">
+        <item android:offset="0.127" android:color="#FFB7537A"/>
+        <item android:offset="1" android:color="#FFFFC400"/>
+      </gradient>
+    </aapt:attr>
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diff --git a/app/src/main/res/drawable/games_achievements.png b/app/src/main/res/drawable/games_achievements.png
new file mode 100644
index 00000000..1a022112
Binary files /dev/null and b/app/src/main/res/drawable/games_achievements.png differ
diff --git a/app/src/main/res/drawable/games_controller.png b/app/src/main/res/drawable/games_controller.png
new file mode 100644
index 00000000..a9424b90
Binary files /dev/null and b/app/src/main/res/drawable/games_controller.png differ
diff --git a/app/src/main/res/drawable/games_leaderboards.png b/app/src/main/res/drawable/games_leaderboards.png
new file mode 100644
index 00000000..c2aa3bb6
Binary files /dev/null and b/app/src/main/res/drawable/games_leaderboards.png differ
diff --git a/app/src/main/res/layout/dialog_custom_game.xml b/app/src/main/res/layout/dialog_custom_game.xml
index 806e72ef..2961c8be 100644
--- a/app/src/main/res/layout/dialog_custom_game.xml
+++ b/app/src/main/res/layout/dialog_custom_game.xml
@@ -5,7 +5,6 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:orientation="vertical"
     android:padding="16dp">
 
     <LinearLayout
diff --git a/app/src/main/res/layout/dialog_payments.xml b/app/src/main/res/layout/dialog_payments.xml
new file mode 100644
index 00000000..5762d81e
--- /dev/null
+++ b/app/src/main/res/layout/dialog_payments.xml
@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:fitsSystemWindows="true">
+
+    <ImageView
+        android:id="@+id/emoji"
+        android:layout_width="72dp"
+        android:layout_height="72dp"
+        android:layout_marginTop="24dp"
+        android:importantForAccessibility="no"
+        app:srcCompat="@drawable/emoji_hugging_face"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintLeft_toLeftOf="parent"/>
+
+    <TextView
+        android:id="@+id/supportText"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/support"
+        android:layout_marginTop="24dp"
+        android:textStyle="bold"
+        android:textSize="18sp"
+        app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintLeft_toLeftOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/emoji"/>
+
+    <TextView
+        android:id="@+id/supportDescription"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:text="@string/support_description"
+        android:layout_marginTop="12dp"
+        android:layout_marginLeft="16dp"
+        android:layout_marginRight="16dp"
+        android:gravity="center"
+        android:textSize="16sp"
+        android:paddingBottom="8dp"
+        app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintLeft_toLeftOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/supportText"/>
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/view_control_item.xml b/app/src/main/res/layout/view_control_item.xml
index cd8b3a81..d08c9e76 100644
--- a/app/src/main/res/layout/view_control_item.xml
+++ b/app/src/main/res/layout/view_control_item.xml
@@ -13,7 +13,7 @@
     android:paddingRight="48dp"
     android:paddingStart="32dp"
     android:paddingEnd="48dp"
-    android:paddingVertical="24dp">
+    android:paddingVertical="12dp">
 
     <androidx.appcompat.widget.AppCompatRadioButton
         android:id="@+id/radio"
@@ -35,15 +35,6 @@
         tools:text="">
 
         <TableRow>
-
-            <TextView
-                android:id="@+id/title"
-                android:textStyle="bold"
-                tools:text="Title" />
-        </TableRow>
-
-        <TableRow android:paddingVertical="4dp">
-
             <TextView
                 android:id="@+id/firstAction"
                 tools:text="First Action" />
@@ -62,7 +53,6 @@
         </TableRow>
 
         <TableRow>
-
             <TextView
                 android:id="@+id/secondAction"
                 tools:text="Long Tap" />
diff --git a/app/src/main/res/layout/view_play_games_button.xml b/app/src/main/res/layout/view_play_games_button.xml
new file mode 100644
index 00000000..cd9f0dab
--- /dev/null
+++ b/app/src/main/res/layout/view_play_games_button.xml
@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:orientation="horizontal"
+    android:background="?selectableItemBackgroundBorderless"
+    android:paddingLeft="16dp"
+    android:paddingRight="16dp"
+    android:paddingTop="8dp"
+    android:paddingBottom="8dp">
+
+    <androidx.appcompat.widget.AppCompatImageView
+        android:id="@+id/icon"
+        android:layout_width="32dp"
+        android:layout_height="32dp"
+        android:drawablePadding="10dp"
+        app:tint="@android:color/tab_indicator_text"
+        app:tintMode="src_in"
+        tools:src="@drawable/games_achievements" />
+
+    <TextView
+        android:id="@+id/text"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_weight="1"
+        android:layout_gravity="center_vertical"
+        android:textStyle="bold"
+        android:layout_marginLeft="8dp"
+        android:layout_marginStart="8dp"
+        tools:text="Text" />
+
+</LinearLayout>
diff --git a/app/src/main/res/menu/nav_menu.xml b/app/src/main/res/menu/nav_menu.xml
index 8d86ef73..b6031233 100644
--- a/app/src/main/res/menu/nav_menu.xml
+++ b/app/src/main/res/menu/nav_menu.xml
@@ -71,6 +71,14 @@
             android:title="@string/settings" />
     </group>
 
+    <group android:id="@+id/play_games_group">
+        <item
+            android:id="@+id/play_games"
+            android:checkable="false"
+            android:icon="@drawable/games_controller"
+            android:title="@string/google_play_games" />
+    </group>
+
     <group
         android:id="@+id/install_group"
         android:visible="false"
diff --git a/app/src/test/java/dev/lucasnlm/antimine/control/viewmodel/ControlViewModelTest.kt b/app/src/test/java/dev/lucasnlm/antimine/control/viewmodel/ControlViewModelTest.kt
index 9aa89705..7a7095ff 100644
--- a/app/src/test/java/dev/lucasnlm/antimine/control/viewmodel/ControlViewModelTest.kt
+++ b/app/src/test/java/dev/lucasnlm/antimine/control/viewmodel/ControlViewModelTest.kt
@@ -16,7 +16,7 @@ class ControlViewModelTest : IntentViewModelTest() {
     val rule = InstantTaskExecutorRule()
 
     private fun ControlViewModel.selectedControlStyle() = singleState().let {
-        it.gameControls[it.selectedId].controlStyle
+        it.gameControls[it.selectedIndex].controlStyle
     }
 
     @Test
diff --git a/app/src/test/java/dev/lucasnlm/antimine/di/TestLevelModule.kt b/app/src/test/java/dev/lucasnlm/antimine/di/TestLevelModule.kt
index 1efd9585..e186ae92 100644
--- a/app/src/test/java/dev/lucasnlm/antimine/di/TestLevelModule.kt
+++ b/app/src/test/java/dev/lucasnlm/antimine/di/TestLevelModule.kt
@@ -35,5 +35,5 @@ class TestLevelModule {
     fun provideMinefieldRepository(): IMinefieldRepository = FixedMinefieldRepository()
 
     @Provides
-    fun provideHapticFeedbackInteractor(): IHapticFeedbackManager = DisabledHapticFeedbackManager()
+    fun provideHapticFeedbackManager(): IHapticFeedbackManager = DisabledHapticFeedbackManager()
 }
diff --git a/build.gradle b/build.gradle
index be3dd2a4..6e2cb297 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,7 +6,8 @@ buildscript {
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:4.0.0'
+        classpath 'com.android.tools.build:gradle:4.0.1'
+        classpath 'com.google.gms:google-services:4.3.3'
         classpath 'com.google.dagger:hilt-android-gradle-plugin:2.28.1-alpha'
         classpath 'org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.72'
     }
diff --git a/common/build.gradle b/common/build.gradle
index 0e6c7da0..2ed78381 100644
--- a/common/build.gradle
+++ b/common/build.gradle
@@ -9,8 +9,8 @@ android {
 
     defaultConfig {
         // versionCode and versionName must be hardcoded to support F-droid
-        versionCode 800041
-        versionName '8.0.4'
+        versionCode 800051
+        versionName '8.0.5'
         minSdkVersion 16
         targetSdkVersion 30
         testInstrumentationRunner 'androidx.test.runner.AndroidJUnitRunner'
@@ -41,6 +41,7 @@ dependencies {
     // Dependencies must be hardcoded to support F-droid
 
     implementation fileTree(dir: 'libs', include: ['*.jar'])
+    implementation project(':external')
 
     // AndroidX
     implementation 'androidx.appcompat:appcompat:1.2.0'
@@ -61,8 +62,8 @@ dependencies {
     kapt 'com.google.dagger:hilt-android-compiler:2.28.1-alpha'
     testImplementation 'com.google.dagger:hilt-android-testing:2.28.1-alpha'
     kaptTest 'com.google.dagger:hilt-android-compiler:2.28.1-alpha'
-    implementation "androidx.hilt:hilt-lifecycle-viewmodel:1.0.0-alpha01"
-    kapt "androidx.hilt:hilt-compiler:1.0.0-alpha01"
+    implementation "androidx.hilt:hilt-lifecycle-viewmodel:1.0.0-alpha02"
+    kapt "androidx.hilt:hilt-compiler:1.0.0-alpha02"
 
     // Room
     api 'androidx.room:room-runtime:2.2.5'
diff --git a/common/src/main/java/dev/lucasnlm/antimine/common/level/view/AreaAdapter.kt b/common/src/main/java/dev/lucasnlm/antimine/common/level/view/AreaAdapter.kt
index 7d6a75ba..df1a6992 100644
--- a/common/src/main/java/dev/lucasnlm/antimine/common/level/view/AreaAdapter.kt
+++ b/common/src/main/java/dev/lucasnlm/antimine/common/level/view/AreaAdapter.kt
@@ -61,10 +61,6 @@ class AreaAdapter(
         return AreaViewHolder(view).apply {
             view.setOnDoubleClickListener(object : GestureDetector.OnDoubleTapListener {
                 override fun onDoubleTap(e: MotionEvent?): Boolean {
-                    return false
-                }
-
-                override fun onDoubleTapEvent(e: MotionEvent?): Boolean {
                     val position = adapterPosition
                     return when {
                         position == RecyclerView.NO_POSITION -> {
@@ -83,8 +79,13 @@ class AreaAdapter(
                     }
                 }
 
+                override fun onDoubleTapEvent(e: MotionEvent?): Boolean {
+                    return false
+                }
+
                 override fun onSingleTapConfirmed(e: MotionEvent?): Boolean {
-                    if (preferencesRepository.controlStyle() == ControlStyle.DoubleClick) {
+                    val style = preferencesRepository.controlStyle()
+                    if (style == ControlStyle.DoubleClick || style == ControlStyle.DoubleClickInverted) {
                         val position = adapterPosition
                         if (position == RecyclerView.NO_POSITION) {
                             Log.d(TAG, "Item no longer exists.")
@@ -115,7 +116,8 @@ class AreaAdapter(
             }
 
             itemView.setOnClickListener {
-                if (preferencesRepository.controlStyle() != ControlStyle.DoubleClick) {
+                val style = preferencesRepository.controlStyle()
+                if (style != ControlStyle.DoubleClick && style != ControlStyle.DoubleClickInverted) {
                     val position = adapterPosition
                     if (position == RecyclerView.NO_POSITION) {
                         Log.d(TAG, "Item no longer exists.")
diff --git a/common/src/main/java/dev/lucasnlm/antimine/common/level/view/CommonLevelFragment.kt b/common/src/main/java/dev/lucasnlm/antimine/common/level/view/CommonLevelFragment.kt
index dc46dd10..336a5b80 100644
--- a/common/src/main/java/dev/lucasnlm/antimine/common/level/view/CommonLevelFragment.kt
+++ b/common/src/main/java/dev/lucasnlm/antimine/common/level/view/CommonLevelFragment.kt
@@ -1,5 +1,8 @@
 package dev.lucasnlm.antimine.common.level.view
 
+import android.content.Context
+import android.os.Bundle
+import android.view.View
 import androidx.annotation.LayoutRes
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
@@ -39,9 +42,7 @@ abstract class CommonLevelFragment(@LayoutRes val contentLayoutId: Int) : Fragme
         val height = requireView().measuredHeight
         val recyclerViewHeight = (dimensionRepository.areaSize() * boardHeight)
         val separatorsHeight = (2 * dimensionRepository.areaSeparator() * (boardHeight - 1))
-
         val calculatedHeight = (height - recyclerViewHeight - separatorsHeight)
-
         return (calculatedHeight / 2).coerceAtLeast(0.0f).toInt()
     }
 }
diff --git a/common/src/main/java/dev/lucasnlm/antimine/common/level/viewmodel/GameViewModel.kt b/common/src/main/java/dev/lucasnlm/antimine/common/level/viewmodel/GameViewModel.kt
index afe3b4c5..5b75499b 100644
--- a/common/src/main/java/dev/lucasnlm/antimine/common/level/viewmodel/GameViewModel.kt
+++ b/common/src/main/java/dev/lucasnlm/antimine/common/level/viewmodel/GameViewModel.kt
@@ -208,7 +208,7 @@ class GameViewModel @ViewModelInject constructor(
     }
 
     suspend fun saveGame() {
-        if (initialized && gameController.hasMines) {
+        if (gameController.hasMines) {
             val id = savesRepository.saveGame(
                 gameController.getSaveState(elapsedTimeSeconds.value ?: 0L, currentDifficulty)
             )
diff --git a/common/src/main/java/dev/lucasnlm/antimine/core/analytics/DebugAnalyticsManager.kt b/common/src/main/java/dev/lucasnlm/antimine/core/analytics/DebugAnalyticsManager.kt
index 3900fb65..b6c8a170 100644
--- a/common/src/main/java/dev/lucasnlm/antimine/core/analytics/DebugAnalyticsManager.kt
+++ b/common/src/main/java/dev/lucasnlm/antimine/core/analytics/DebugAnalyticsManager.kt
@@ -5,12 +5,18 @@ import android.util.Log
 import dev.lucasnlm.antimine.core.analytics.models.Analytics
 
 class DebugAnalyticsManager : IAnalyticsManager {
-    override fun setup(context: Context, userProperties: Map<String, String>) {
-        Log.d(TAG, "Setup Analytics using $userProperties")
+    override fun setup(context: Context, properties: Map<String, String>) {
+        if (properties.isNotEmpty()) {
+            Log.d(TAG, "Setup Analytics using $properties")
+        }
     }
 
     override fun sentEvent(event: Analytics) {
-        Log.d(TAG, "Sent event: '${event.title}' with ${event.extra}")
+        if (event.extra.isNotEmpty()) {
+            Log.d(TAG, "Sent event: '${event.name}' with ${event.extra}")
+        } else {
+            Log.d(TAG, "Sent event: '${event.name}'")
+        }
     }
 
     companion object {
diff --git a/common/src/main/java/dev/lucasnlm/antimine/core/analytics/IAnalyticsManager.kt b/common/src/main/java/dev/lucasnlm/antimine/core/analytics/IAnalyticsManager.kt
index 6b87e16e..b50d19aa 100644
--- a/common/src/main/java/dev/lucasnlm/antimine/core/analytics/IAnalyticsManager.kt
+++ b/common/src/main/java/dev/lucasnlm/antimine/core/analytics/IAnalyticsManager.kt
@@ -4,6 +4,6 @@ import android.content.Context
 import dev.lucasnlm.antimine.core.analytics.models.Analytics
 
 interface IAnalyticsManager {
-    fun setup(context: Context, userProperties: Map<String, String>)
+    fun setup(context: Context, properties: Map<String, String>)
     fun sentEvent(event: Analytics)
 }
diff --git a/common/src/main/java/dev/lucasnlm/antimine/core/analytics/ProdAnalyticsManager.kt b/common/src/main/java/dev/lucasnlm/antimine/core/analytics/ProdAnalyticsManager.kt
new file mode 100644
index 00000000..24e6b1c4
--- /dev/null
+++ b/common/src/main/java/dev/lucasnlm/antimine/core/analytics/ProdAnalyticsManager.kt
@@ -0,0 +1,17 @@
+package dev.lucasnlm.antimine.core.analytics
+
+import android.content.Context
+import dev.lucasnlm.antimine.core.analytics.models.Analytics
+import dev.lucasnlm.external.IExternalAnalyticsWrapper
+
+class ProdAnalyticsManager(
+    private val analyticsWrapper: IExternalAnalyticsWrapper
+) : IAnalyticsManager{
+    override fun setup(context: Context, properties: Map<String, String>) {
+        analyticsWrapper.setup(context, properties)
+    }
+
+    override fun sentEvent(event: Analytics) {
+        analyticsWrapper.sendEvent(event.name, event.extra)
+    }
+}
diff --git a/common/src/main/java/dev/lucasnlm/antimine/core/analytics/models/Analytics.kt b/common/src/main/java/dev/lucasnlm/antimine/core/analytics/models/Analytics.kt
index dbbb5274..e8cf0632 100644
--- a/common/src/main/java/dev/lucasnlm/antimine/core/analytics/models/Analytics.kt
+++ b/common/src/main/java/dev/lucasnlm/antimine/core/analytics/models/Analytics.kt
@@ -5,7 +5,7 @@ import dev.lucasnlm.antimine.common.level.models.Score
 import dev.lucasnlm.antimine.common.level.models.Minefield
 
 sealed class Analytics(
-    val title: String,
+    val name: String,
     val extra: Map<String, String> = mapOf()
 ) {
     object Open : Analytics("Open game")
diff --git a/common/src/main/java/dev/lucasnlm/antimine/core/control/GameControl.kt b/common/src/main/java/dev/lucasnlm/antimine/core/control/GameControl.kt
index b423bf1b..1d9c4cc0 100644
--- a/common/src/main/java/dev/lucasnlm/antimine/core/control/GameControl.kt
+++ b/common/src/main/java/dev/lucasnlm/antimine/core/control/GameControl.kt
@@ -26,7 +26,8 @@ data class Actions(
 enum class ControlStyle {
     Standard,
     DoubleClick,
-    FastFlag
+    FastFlag,
+    DoubleClickInverted,
 }
 
 /**
@@ -80,12 +81,27 @@ sealed class GameControl(
         )
     )
 
+    object DoubleClickInverted : GameControl(
+        id = ControlStyle.DoubleClickInverted,
+        onCovered = Actions(
+            singleClick = ActionResponse.OpenTile,
+            longPress = null,
+            doubleClick = ActionResponse.SwitchMark
+        ),
+        onOpen = Actions(
+            singleClick = ActionResponse.HighlightNeighbors,
+            longPress = null,
+            doubleClick = ActionResponse.OpenNeighbors
+        )
+    )
+
     companion object {
         fun fromControlType(controlStyle: ControlStyle): GameControl {
             return when (controlStyle) {
                 ControlStyle.Standard -> Standard
                 ControlStyle.DoubleClick -> DoubleClick
                 ControlStyle.FastFlag -> FastFlag
+                ControlStyle.DoubleClickInverted -> DoubleClickInverted
             }
         }
     }
diff --git a/common/src/main/java/dev/lucasnlm/antimine/core/di/CommonModule.kt b/common/src/main/java/dev/lucasnlm/antimine/core/di/CommonModule.kt
index aa17ee08..4273e1f7 100644
--- a/common/src/main/java/dev/lucasnlm/antimine/core/di/CommonModule.kt
+++ b/common/src/main/java/dev/lucasnlm/antimine/core/di/CommonModule.kt
@@ -6,10 +6,12 @@ import dagger.Provides
 import dagger.hilt.InstallIn
 import dagger.hilt.android.components.ApplicationComponent
 import dagger.hilt.android.qualifiers.ApplicationContext
+import dev.lucasnlm.antimine.common.BuildConfig
 import dev.lucasnlm.antimine.common.level.repository.DimensionRepository
 import dev.lucasnlm.antimine.common.level.repository.IDimensionRepository
 import dev.lucasnlm.antimine.core.analytics.IAnalyticsManager
 import dev.lucasnlm.antimine.core.analytics.DebugAnalyticsManager
+import dev.lucasnlm.antimine.core.analytics.ProdAnalyticsManager
 import dev.lucasnlm.antimine.core.preferences.IPreferencesRepository
 import dev.lucasnlm.antimine.core.preferences.PreferencesManager
 import dev.lucasnlm.antimine.core.preferences.PreferencesRepository
@@ -17,6 +19,7 @@ import dev.lucasnlm.antimine.core.sound.ISoundManager
 import dev.lucasnlm.antimine.core.sound.SoundManager
 import dev.lucasnlm.antimine.core.themes.repository.IThemeRepository
 import dev.lucasnlm.antimine.core.themes.repository.ThemeRepository
+import javax.inject.Singleton
 
 @Module
 @InstallIn(ApplicationComponent::class)
@@ -28,6 +31,7 @@ class CommonModule {
     ): IDimensionRepository =
         DimensionRepository(context, preferencesRepository)
 
+    @Singleton
     @Provides
     fun providePreferencesRepository(
         preferencesManager: PreferencesManager
@@ -38,9 +42,6 @@ class CommonModule {
         @ApplicationContext context: Context
     ): PreferencesManager = PreferencesManager(context)
 
-    @Provides
-    fun provideAnalyticsManager(): IAnalyticsManager = DebugAnalyticsManager()
-
     @Provides
     fun provideSoundManager(
         @ApplicationContext context: Context
diff --git a/common/src/main/res/values/strings.xml b/common/src/main/res/values/strings.xml
index f95c81d5..0b32cd43 100644
--- a/common/src/main/res/values/strings.xml
+++ b/common/src/main/res/values/strings.xml
@@ -33,6 +33,8 @@
     <string name="size">Size</string>
     <string name="system">System</string>
     <string name="rating">Feedback</string>
+    <string name="support">Help supporting us!</string>
+    <string name="support_description">It will allow us building new features and to keep our project active.</string>
     <string name="rating_message">If you like this game, please give us a feedback. It will help us a lot.</string>
     <string name="used_software_text">This game uses the following third parties software:</string>
     <string name="translators_text">This game was translated by the following people:</string>
@@ -58,7 +60,6 @@
     <string name="use_question_mark">Use Question Mark</string>
     <string name="control">Controls</string>
     <string name="arrow">➞</string>
-    <string name="flag_first">Flag First</string>
     <string name="single_click">Single Click</string>
     <string name="double_click">Double Click</string>
     <string name="long_press">Long Press</string>
@@ -71,6 +72,8 @@
     <string name="cancel">Cancel</string>
     <string name="resume">Resume</string>
     <string name="yes">Yes</string>
+    <string name="unlock">Unlock</string>
+    <string name="achievements">Achievements</string>
     <string name="rating_button_no">No</string>
     <string name="general">General</string>
     <string name="source_code">Source Code</string>
diff --git a/common/src/test/java/dev/lucasnlm/antimine/common/level/logic/GameControllerTest.kt b/common/src/test/java/dev/lucasnlm/antimine/common/level/logic/GameControllerTest.kt
index b18472c0..e2146029 100644
--- a/common/src/test/java/dev/lucasnlm/antimine/common/level/logic/GameControllerTest.kt
+++ b/common/src/test/java/dev/lucasnlm/antimine/common/level/logic/GameControllerTest.kt
@@ -91,13 +91,13 @@ class GameControllerTest {
 
             val firstMine = controller.field.first { it.hasMine }
             assertEquals(
-                listOf(4, 5, 13, 33, 27, 36, 38, 41, 19, 29, 39, 49, 67, 59, 70, 86, 81, 87, 92, 91),
+                listOf(3, 4, 32, 42, 36, 45, 52, 28, 55, 47, 65, 39, 73, 74, 59, 85, 91, 95, 88, 90),
                 controller.takeExplosionRadius(firstMine).map { it.id }.toList()
             )
 
             val midMine = controller.field.filter { it.hasMine }.take(controller.getMinesCount() / 2).last()
             assertEquals(
-                listOf(39, 29, 38, 49, 19, 59, 27, 36, 67, 5, 87, 4, 86, 33, 13, 41, 92, 81, 70, 91),
+                listOf(52, 42, 32, 73, 74, 55, 45, 65, 91, 85, 36, 90, 95, 3, 47, 4, 28, 88, 59, 39),
                 controller.takeExplosionRadius(midMine).map { it.id }.toList()
             )
         }
@@ -313,6 +313,34 @@ class GameControllerTest {
         }
     }
 
+    @Test
+    fun testControlFirstActionWithInvertedDoubleClick() {
+        withGameController { controller ->
+            controller.run {
+                updateGameControl(GameControl.fromControlType(ControlStyle.DoubleClickInverted))
+                assertTrue(at(3).isCovered)
+                fakeDoubleClick(3)
+                assertTrue(at(3).isCovered)
+                assertTrue(at(3).mark.isFlag())
+                fakeDoubleClick(3)
+                assertFalse(at(3).mark.isFlag())
+                assertTrue(at(3).isCovered)
+            }
+        }
+    }
+
+    @Test
+    fun testControlSecondActionWithInvertedDoubleClick() {
+        withGameController { controller ->
+            controller.run {
+                updateGameControl(GameControl.fromControlType(ControlStyle.DoubleClickInverted))
+                assertTrue(at(3).isCovered)
+                fakeSingleClick(3)
+                assertFalse(at(3).isCovered)
+            }
+        }
+    }
+
     @Test
     fun testControlFastFlagOpenMultiple() {
         withGameController { controller ->
diff --git a/external/.gitignore b/external/.gitignore
new file mode 100644
index 00000000..42afabfd
--- /dev/null
+++ b/external/.gitignore
@@ -0,0 +1 @@
+/build
\ No newline at end of file
diff --git a/external/build.gradle b/external/build.gradle
new file mode 100644
index 00000000..09bdf1d5
--- /dev/null
+++ b/external/build.gradle
@@ -0,0 +1,40 @@
+plugins {
+    id 'com.android.library'
+    id 'kotlin-android'
+}
+
+android {
+    compileSdkVersion 30
+
+    defaultConfig {
+        minSdkVersion 16
+        targetSdkVersion 30
+        versionCode 1
+        versionName '1.0'
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+
+    kotlinOptions {
+        jvmTarget = '1.8'
+    }
+}
+
+dependencies {
+    // Dependencies must be hardcoded to support F-droid
+
+    implementation fileTree(dir: 'libs', include: ['*.jar'])
+
+    // Kotlin Lib
+    implementation 'org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.3.72'
+}
\ No newline at end of file
diff --git a/external/src/main/AndroidManifest.xml b/external/src/main/AndroidManifest.xml
new file mode 100644
index 00000000..9c48198c
--- /dev/null
+++ b/external/src/main/AndroidManifest.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="dev.lucasnlm.external">
+
+</manifest>
\ No newline at end of file
diff --git a/external/src/main/java/dev/lucasnlm/external/BillingManager.kt b/external/src/main/java/dev/lucasnlm/external/BillingManager.kt
new file mode 100644
index 00000000..fa3b178a
--- /dev/null
+++ b/external/src/main/java/dev/lucasnlm/external/BillingManager.kt
@@ -0,0 +1,8 @@
+package dev.lucasnlm.external
+
+import android.app.Activity
+
+interface IBillingManager {
+    fun start()
+    suspend fun charge(activity: Activity)
+}
diff --git a/external/src/main/java/dev/lucasnlm/external/ExternalAnalyticsWrapper.kt b/external/src/main/java/dev/lucasnlm/external/ExternalAnalyticsWrapper.kt
new file mode 100644
index 00000000..ac16c973
--- /dev/null
+++ b/external/src/main/java/dev/lucasnlm/external/ExternalAnalyticsWrapper.kt
@@ -0,0 +1,8 @@
+package dev.lucasnlm.external
+
+import android.content.Context
+
+interface IExternalAnalyticsWrapper {
+    fun setup(context: Context, properties: Map<String, String>)
+    fun sendEvent(name: String, content: Map<String, String>)
+}
diff --git a/external/src/main/java/dev/lucasnlm/external/InstantAppManager.kt b/external/src/main/java/dev/lucasnlm/external/InstantAppManager.kt
new file mode 100644
index 00000000..29fd5cf0
--- /dev/null
+++ b/external/src/main/java/dev/lucasnlm/external/InstantAppManager.kt
@@ -0,0 +1,11 @@
+package dev.lucasnlm.external
+
+import android.app.Activity
+import android.content.Context
+import android.content.Intent
+
+interface IInstantAppManager {
+    fun isInstantAppSupported(context: Context): Boolean
+    fun isInAppPaymentsSupported(context: Context): Boolean
+    fun showInstallPrompt(activity: Activity, intent: Intent?, requestCode: Int, referrer: String?): Boolean
+}
diff --git a/external/src/main/java/dev/lucasnlm/external/PlayGamesManager.kt b/external/src/main/java/dev/lucasnlm/external/PlayGamesManager.kt
new file mode 100644
index 00000000..632e8fc7
--- /dev/null
+++ b/external/src/main/java/dev/lucasnlm/external/PlayGamesManager.kt
@@ -0,0 +1,14 @@
+package dev.lucasnlm.external
+
+import android.app.Activity
+import android.content.Intent
+
+interface IPlayGamesManager {
+    fun hasGooglePlayGames(): Boolean
+    fun silentLogin(activity: Activity)
+    fun getLoginIntent(): Intent?
+    fun handleLoginResult(data: Intent?)
+    fun isLogged(): Boolean
+    fun openAchievements(activity: Activity)
+    fun openLeaderboards(activity: Activity)
+}
diff --git a/foss/build.gradle b/foss/build.gradle
index 064e510d..6c972a31 100644
--- a/foss/build.gradle
+++ b/foss/build.gradle
@@ -6,8 +6,8 @@ android {
     compileSdkVersion 30
 
     defaultConfig {
-        versionCode 800041 // MMmmPPv
-        versionName '8.0.4'
+        versionCode 800051 // MMmmPPv
+        versionName '8.0.5'
         minSdkVersion 16
         targetSdkVersion 30
     }
@@ -24,4 +24,5 @@ dependencies {
     // Dependencies must be hardcoded to support F-droid
 
     implementation fileTree(dir: 'libs', include: ['*.jar'])
+    implementation project(':external')
 }
diff --git a/foss/src/main/AndroidManifest.xml b/foss/src/main/AndroidManifest.xml
index 430136db..aeb3e311 100644
--- a/foss/src/main/AndroidManifest.xml
+++ b/foss/src/main/AndroidManifest.xml
@@ -1,2 +1,2 @@
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+<manifest
     package="dev.lucasnlm.foss" />
diff --git a/foss/src/main/java/dev/lucasnlm/external/BillingManager.kt b/foss/src/main/java/dev/lucasnlm/external/BillingManager.kt
new file mode 100644
index 00000000..577676c1
--- /dev/null
+++ b/foss/src/main/java/dev/lucasnlm/external/BillingManager.kt
@@ -0,0 +1,16 @@
+package dev.lucasnlm.external
+
+import android.app.Activity
+import android.content.Context
+
+class BillingManager(
+    private val context: Context
+) : IBillingManager {
+    override fun start() {
+        // Void
+    }
+
+    override suspend fun charge(activity: Activity) {
+        // Void
+    }
+}
diff --git a/foss/src/main/java/dev/lucasnlm/external/InstantAppWrapper.kt b/foss/src/main/java/dev/lucasnlm/external/ProprietaryAppWrapper.kt
similarity index 67%
rename from foss/src/main/java/dev/lucasnlm/external/InstantAppWrapper.kt
rename to foss/src/main/java/dev/lucasnlm/external/ProprietaryAppWrapper.kt
index 94eec4ba..ec583230 100644
--- a/foss/src/main/java/dev/lucasnlm/external/InstantAppWrapper.kt
+++ b/foss/src/main/java/dev/lucasnlm/external/ProprietaryAppWrapper.kt
@@ -5,9 +5,11 @@ import android.content.Context
 import android.content.Intent
 
 @Suppress("UNUSED_PARAMETER")
-class InstantAppWrapper {
+class ProprietaryAppWrapper {
     // FOSS build doesn't support Instant App
-    fun isEnabled(context: Context): Boolean = false
+    fun isInstantAppSupported(context: Context): Boolean = false
+
+    fun isInAppPaymentsSupported(context: Context) = false
 
     fun showInstallPrompt(activity: Activity, intent: Intent?, requestCode: Int, referrer: String?) {
         // Empty
diff --git a/proprietary/build.gradle b/proprietary/build.gradle
index 97a3837d..1dee3639 100644
--- a/proprietary/build.gradle
+++ b/proprietary/build.gradle
@@ -1,13 +1,14 @@
 apply plugin: 'com.android.library'
 apply plugin: 'kotlin-android'
 apply plugin: 'kotlin-android-extensions'
+apply plugin: 'com.google.gms.google-services'
 
 android {
     compileSdkVersion 30
 
     defaultConfig {
-        versionCode 800041 // MMmmPPv
-        versionName '8.0.4'
+        versionCode 800051
+        versionName '8.0.5'
         minSdkVersion 16
         targetSdkVersion 30
     }
@@ -24,7 +25,17 @@ dependencies {
     // Dependencies must be hardcoded to support F-droid
 
     implementation fileTree(dir: 'libs', include: ['*.jar'])
+    implementation project(':external')
 
     // Google
+    implementation 'com.android.billingclient:billing-ktx:3.0.0'
     implementation 'com.google.android.gms:play-services-instantapps:17.0.0'
+    implementation 'com.google.android.gms:play-services-games:19.0.0'
+    implementation 'com.google.android.gms:play-services-auth:18.1.0'
+
+    // Firebase
+    implementation 'com.google.firebase:firebase-analytics:17.5.0'
+
+    // Kotlin Lib
+    implementation 'org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.3.72'
 }
diff --git a/proprietary/src/main/AndroidManifest.xml b/proprietary/src/main/AndroidManifest.xml
index 84ebe750..0594ed19 100644
--- a/proprietary/src/main/AndroidManifest.xml
+++ b/proprietary/src/main/AndroidManifest.xml
@@ -1,2 +1,15 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="dev.lucasnlm.proprietary" />
+    package="dev.lucasnlm.antimine">
+
+    <uses-permission android:name="android.permission.INTERNET"/>
+    <uses-permission android:name="android.permission.WAKE_LOCK" />
+    <uses-permission android:name="com.android.vending.BILLING"/>
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
+
+    <application>
+        <meta-data android:name="com.google.android.gms.games.APP_ID"
+            android:value="@string/app_id"/>
+        <meta-data android:name="com.google.android.gms.version"
+            android:value="@integer/google_play_services_version"/>
+    </application>
+</manifest>
diff --git a/proprietary/src/main/java/dev/lucasnlm/external/BillingManager.kt b/proprietary/src/main/java/dev/lucasnlm/external/BillingManager.kt
new file mode 100644
index 00000000..29b3d60f
--- /dev/null
+++ b/proprietary/src/main/java/dev/lucasnlm/external/BillingManager.kt
@@ -0,0 +1,59 @@
+package dev.lucasnlm.external
+
+import android.app.Activity
+import android.content.Context
+import com.android.billingclient.api.BillingClient
+import com.android.billingclient.api.BillingClientStateListener
+import com.android.billingclient.api.BillingResult
+import com.android.billingclient.api.PurchasesUpdatedListener
+import com.android.billingclient.api.SkuDetailsParams
+import com.android.billingclient.api.querySkuDetails
+
+class BillingManager(
+    private val context: Context
+) : IBillingManager {
+    private val purchaseUpdateListener =
+        PurchasesUpdatedListener { billingResult, purchases ->
+            if (billingResult.responseCode ==  BillingClient.BillingResponseCode.OK) {
+                // The BillingClient is ready. You can query purchases here.
+            }
+        }
+
+    private val billingClient by lazy {
+        BillingClient.newBuilder(context)
+            .setListener(purchaseUpdateListener)
+            .enablePendingPurchases()
+            .build()
+    }
+
+    override fun start() {
+        billingClient.startConnection(object : BillingClientStateListener {
+            override fun onBillingSetupFinished(billingResult: BillingResult) {
+                if (billingResult.responseCode ==  BillingClient.BillingResponseCode.OK) {
+                    // The BillingClient is ready. You can query purchases here.
+                }
+            }
+            override fun onBillingServiceDisconnected() {
+                // Try to restart the connection on the next request to
+                // Google Play by calling the startConnection() method.
+            }
+        })
+    }
+
+    override suspend fun charge(activity: Activity) {
+        val skuDetailsParams = SkuDetailsParams.newBuilder()
+            .setSkusList(listOf(BASIC_SUPPORT))
+            .setType(BillingClient.SkuType.INAPP)
+            .build()
+
+        val details = billingClient.querySkuDetails(skuDetailsParams)
+
+print(details.toString())
+
+        //billingClient.launchBillingFlow(activity, flowParams)
+    }
+
+    companion object {
+        private const val BASIC_SUPPORT = "unlock_0"
+    }
+}
diff --git a/proprietary/src/main/java/dev/lucasnlm/external/ExternalAnalyticsWrapper.kt b/proprietary/src/main/java/dev/lucasnlm/external/ExternalAnalyticsWrapper.kt
new file mode 100644
index 00000000..619d2bf8
--- /dev/null
+++ b/proprietary/src/main/java/dev/lucasnlm/external/ExternalAnalyticsWrapper.kt
@@ -0,0 +1,30 @@
+package dev.lucasnlm.external
+
+import android.content.Context
+import android.os.Bundle
+import com.google.firebase.analytics.FirebaseAnalytics
+
+class ExternalAnalyticsWrapper(
+    private val context: Context
+) : IExternalAnalyticsWrapper {
+    private val firebaseAnalytics by lazy {
+        FirebaseAnalytics.getInstance(context)
+    }
+
+    override fun setup(context: Context, properties: Map<String, String>) {
+        properties.forEach { (key, value) ->
+            firebaseAnalytics.setUserProperty(key, value)
+        }
+    }
+
+    override fun sendEvent(name: String, content: Map<String, String>) {
+        val bundle = Bundle().apply {
+            putString(FirebaseAnalytics.Param.ITEM_NAME, name)
+            content.forEach { (key, value) ->
+                this.putString(key, value)
+            }
+        }
+
+        firebaseAnalytics.logEvent(FirebaseAnalytics.Event.SELECT_CONTENT, bundle)
+    }
+}
diff --git a/proprietary/src/main/java/dev/lucasnlm/external/InstantAppManager.kt b/proprietary/src/main/java/dev/lucasnlm/external/InstantAppManager.kt
new file mode 100644
index 00000000..728af1ce
--- /dev/null
+++ b/proprietary/src/main/java/dev/lucasnlm/external/InstantAppManager.kt
@@ -0,0 +1,15 @@
+package dev.lucasnlm.external
+
+import android.app.Activity
+import android.content.Context
+import android.content.Intent
+import com.google.android.gms.instantapps.InstantApps
+
+class InstantAppManager : IInstantAppManager {
+    override fun isInstantAppSupported(context: Context): Boolean = InstantApps.getPackageManagerCompat(context).isInstantApp
+
+    override fun isInAppPaymentsSupported(context: Context): Boolean = true
+
+    override fun showInstallPrompt(activity: Activity, intent: Intent?, requestCode: Int, referrer: String?): Boolean =
+        InstantApps.showInstallPrompt(activity, intent, requestCode, referrer)
+}
diff --git a/proprietary/src/main/java/dev/lucasnlm/external/InstantAppWrapper.kt b/proprietary/src/main/java/dev/lucasnlm/external/InstantAppWrapper.kt
deleted file mode 100644
index c5116ca6..00000000
--- a/proprietary/src/main/java/dev/lucasnlm/external/InstantAppWrapper.kt
+++ /dev/null
@@ -1,13 +0,0 @@
-package dev.lucasnlm.external
-
-import android.app.Activity
-import android.content.Context
-import android.content.Intent
-import com.google.android.gms.instantapps.InstantApps
-
-class InstantAppWrapper {
-    fun isEnabled(context: Context): Boolean = InstantApps.getPackageManagerCompat(context).isInstantApp
-
-    fun showInstallPrompt(activity: Activity, intent: Intent?, requestCode: Int, referrer: String?) =
-        InstantApps.showInstallPrompt(activity, intent, requestCode, referrer)
-}
diff --git a/proprietary/src/main/java/dev/lucasnlm/external/PlayGamesManager.kt b/proprietary/src/main/java/dev/lucasnlm/external/PlayGamesManager.kt
new file mode 100644
index 00000000..952f2ade
--- /dev/null
+++ b/proprietary/src/main/java/dev/lucasnlm/external/PlayGamesManager.kt
@@ -0,0 +1,85 @@
+package dev.lucasnlm.external
+
+import android.app.Activity
+import android.content.Context
+import android.content.Intent
+import android.widget.Toast
+import com.google.android.gms.auth.api.Auth
+import com.google.android.gms.auth.api.signin.GoogleSignIn
+import com.google.android.gms.auth.api.signin.GoogleSignInAccount
+import com.google.android.gms.auth.api.signin.GoogleSignInOptions
+import com.google.android.gms.games.Games
+
+
+class PlayGamesManager(
+    private val context: Context
+) : IPlayGamesManager {
+    private var account: GoogleSignInAccount? = null
+
+    private fun setupPopUp(activity: Activity, account: GoogleSignInAccount) {
+        Games.getGamesClient(context, account).setViewForPopups(activity.findViewById(android.R.id.content))
+    }
+
+    override fun hasGooglePlayGames(): Boolean = true
+
+    override fun silentLogin(activity: Activity) {
+        val signInOptions = GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_GAMES_SIGN_IN).build()
+        val lastAccount: GoogleSignInAccount? = GoogleSignIn.getLastSignedInAccount(context)
+
+        if (lastAccount != null) {
+            account = lastAccount.also { setupPopUp(activity, it) }
+        } else {
+            GoogleSignIn
+                .getClient(context, signInOptions)
+                .silentSignIn()
+                .addOnCompleteListener { task ->
+                    if (task.isSuccessful) {
+                        account = task.result?.also { setupPopUp(activity, it) }
+                    }
+                }
+        }
+    }
+
+    override fun getLoginIntent(): Intent? {
+        val signInClient = GoogleSignIn.getClient(context, GoogleSignInOptions.DEFAULT_GAMES_SIGN_IN)
+        return signInClient.signInIntent
+    }
+
+    override fun handleLoginResult(data: Intent?) {
+        if (data != null) {
+            Auth.GoogleSignInApi.getSignInResultFromIntent(data)?.let { result ->
+                if (result.isSuccess) {
+                    account = result.signInAccount
+                } else {
+                    result.status.statusMessage?.let { message ->
+                        if (message.isNotBlank()) {
+                            Toast.makeText(context, message, Toast.LENGTH_SHORT).show()
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    override fun isLogged(): Boolean = account != null
+
+    override fun openAchievements(activity: Activity) {
+        account?.let {
+            Games.getAchievementsClient(context, it)
+                .achievementsIntent
+                .addOnSuccessListener { intent ->
+                    activity.startActivityForResult(intent, 0)
+                }
+        }
+    }
+
+    override fun openLeaderboards(activity: Activity) {
+        account?.let {
+            Games.getLeaderboardsClient(context, it)
+                .allLeaderboardsIntent
+                .addOnSuccessListener { intent ->
+                    activity.startActivityForResult(intent, 0)
+                }
+        }
+    }
+}
diff --git a/proprietary/src/main/res/values/values.xml b/proprietary/src/main/res/values/values.xml
new file mode 100644
index 00000000..787df199
--- /dev/null
+++ b/proprietary/src/main/res/values/values.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="app_id">0</string>
+</resources>
\ No newline at end of file
diff --git a/settings.gradle b/settings.gradle
index fbf0d8c0..cc717647 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -1 +1,2 @@
 include ':app', ':wear', ':common', ':proprietary', ':foss'
+include ':external'
diff --git a/wear/build.gradle b/wear/build.gradle
index 10722fe2..b1489ed7 100644
--- a/wear/build.gradle
+++ b/wear/build.gradle
@@ -9,8 +9,8 @@ android {
 
     defaultConfig {
         // versionCode and versionName must be hardcoded to support F-droid
-        versionCode 800041
-        versionName '8.0.4'
+        versionCode 800051
+        versionName '8.0.5'
         applicationId 'dev.lucasnlm.antimine'
         minSdkVersion 23
         targetSdkVersion 30
@@ -67,7 +67,7 @@ dependencies {
 
     // Dagger
     implementation 'com.google.dagger:hilt-android:2.28.1-alpha'
-    implementation 'androidx.hilt:hilt-lifecycle-viewmodel:1.0.0-alpha01'
+    implementation 'androidx.hilt:hilt-lifecycle-viewmodel:1.0.0-alpha02'
     kapt 'com.google.dagger:hilt-android-compiler:2.28.1-alpha'
     testImplementation 'com.google.dagger:hilt-android-testing:2.28.1-alpha'
     kaptTest 'com.google.dagger:hilt-android-compiler:2.28.1-alpha'