diff --git a/app/build.gradle b/app/build.gradle
index 4695bd6..b4d4c64 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -17,7 +17,6 @@ try {
     keystoreProperties['storePassword'] = ""
 }
 
-
 android {
     configurations.all {
         resolutionStrategy.force 'com.google.code.findbugs:jsr305:3.0.1'
@@ -101,6 +100,7 @@ dependencies {
     implementation 'com.android.billingclient:billing:1.2'
     implementation 'com.crashlytics.sdk.android:crashlytics:2.10.1'
     implementation "androidx.core:core-ktx:1.1.0"
+    implementation 'androidx.browser:browser:1.0.0'
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
     def coroutines_version = "1.3.0-RC2"
     implementation "org.jetbrains.kotlinx:kotlinx-coroutines-core:$coroutines_version"
@@ -136,10 +136,10 @@ task jacocoTestReport(type: JacocoReport, dependsOn: ['testDebugUnitTest']) {
     def kotlinDebugTree = fileTree(dir: "$project.buildDir/tmp/kotlin-classes/debug", excludes: fileFilter)
     def mainSrc = "$project.projectDir/src/main/java"
 
-    sourceDirectories = files([mainSrc])
-    classDirectories = files([javaDebugTree, kotlinDebugTree])
-    executionData = fileTree(dir: project.buildDir, includes: [
+    sourceDirectories.setFrom(files([mainSrc]))
+    classDirectories.setFrom(files([javaDebugTree, kotlinDebugTree]))
+    executionData.setFrom(fileTree(dir: project.buildDir, includes: [
             'jacoco/testDebugUnitTest.exec',
             'outputs/code-coverage/connected/*coverage.ec'
-    ])
+    ]))
 }
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index defe2b9..44868d3 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -18,10 +18,6 @@
         android:theme="@style/AppTheme"
         tools:ignore="AllowBackup"
         tools:targetApi="n">
-        <meta-data
-            android:name="com.google.android.gms.ads.APPLICATION_ID"
-            android:value="@string/admob_app_id" />
-
         <activity
             android:name=".view.activity.SplashActivity"
             android:theme="@style/AppTheme.Splash"
@@ -68,6 +64,8 @@
                 android:value=".view.activity.MainActivity" />
         </activity>
 
+        <activity android:name=".view.activity.SupportActivity" />
+
         <meta-data
             android:name="firebase_crashlytics_collection_enabled"
             android:value="false" />
diff --git a/app/src/main/java/com/wbrawner/simplemarkdown/view/activity/SupportActivity.kt b/app/src/main/java/com/wbrawner/simplemarkdown/view/activity/SupportActivity.kt
index 00985ec..9951497 100644
--- a/app/src/main/java/com/wbrawner/simplemarkdown/view/activity/SupportActivity.kt
+++ b/app/src/main/java/com/wbrawner/simplemarkdown/view/activity/SupportActivity.kt
@@ -1,21 +1,61 @@
 package com.wbrawner.simplemarkdown.view.activity
 
+import android.content.ActivityNotFoundException
+import android.content.Intent
+import android.net.Uri
 import android.os.Bundle
-import android.util.Log
+import android.view.MenuItem
+import android.widget.Toast
 import androidx.appcompat.app.AppCompatActivity
+import androidx.browser.customtabs.CustomTabsIntent
 import com.android.billingclient.api.*
-import java.util.*
+import com.google.android.material.button.MaterialButton
+import com.wbrawner.simplemarkdown.R
+import kotlinx.android.synthetic.main.activity_support.*
+
 
 class SupportActivity : AppCompatActivity(), BillingClientStateListener, PurchasesUpdatedListener {
     private lateinit var billingClient: BillingClient
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_support)
+        setSupportActionBar(toolbar)
+        setTitle(R.string.support_title)
+        supportActionBar?.setDisplayHomeAsUpEnabled(true)
         billingClient = BillingClient.newBuilder(applicationContext)
                 .setListener(this)
                 .build()
         billingClient.startConnection(this)
+        githubButton.setOnClickListener {
+            CustomTabsIntent.Builder()
+                    .addDefaultShareMenuItem()
+                    .build()
+                    .launchUrl(this@SupportActivity, Uri.parse("https://github.com/wbrawner/SimpleMarkdown"))
+        }
+        rateButton.setOnClickListener {
+            val playStoreIntent = Intent(Intent.ACTION_VIEW)
+                    .apply {
+                        data = Uri.parse("market://details?id=${packageName}")
+                        addFlags(Intent.FLAG_ACTIVITY_NO_HISTORY or
+                                Intent.FLAG_ACTIVITY_NEW_DOCUMENT or
+                                Intent.FLAG_ACTIVITY_MULTIPLE_TASK)
+                    }
+            try {
+                startActivity(playStoreIntent)
+            } catch (ignored: ActivityNotFoundException) {
+                playStoreIntent.data = Uri.parse("https://play.google.com/store/apps/details?id=${packageName}")
+                startActivity(playStoreIntent)
+            }
+        }
+    }
 
+    override fun onOptionsItemSelected(item: MenuItem): Boolean {
+        if (item.itemId == android.R.id.home) {
+            finish()
+            return true
+        }
+        return super.onOptionsItemSelected(item)
     }
 
     override fun onBillingSetupFinished(responseCode: Int) {
@@ -23,36 +63,47 @@ class SupportActivity : AppCompatActivity(), BillingClientStateListener, Purchas
             return
         }
 
-        // The billing client is ready. You can query purchases here.
-        val skuList = ArrayList<String>()
-        skuList.add("support_the_developer")
-        val params = SkuDetailsParams.newBuilder()
-        params.setSkusList(skuList).setType(BillingClient.SkuType.INAPP)
-        billingClient.querySkuDetailsAsync(params.build()) { responseCode1, skuDetailsList ->
+        val skuDetails = SkuDetailsParams.newBuilder()
+                .setSkusList(listOf("support_the_developer", "tip_coffee", "tip_beer"))
+                .setType(BillingClient.SkuType.INAPP)
+                .build()
+        billingClient.querySkuDetailsAsync(skuDetails) { skuDetailsResponseCode, skuDetailsList ->
             // Process the result.
-            if (responseCode1 != BillingClient.BillingResponse.OK || skuDetailsList == null) {
+            if (skuDetailsResponseCode != BillingClient.BillingResponse.OK || skuDetailsList.isNullOrEmpty()) {
                 return@querySkuDetailsAsync
             }
 
-            val skuDetails = skuDetailsList!!.get(0)
-            val sku = skuDetails.getSku()
-            val price = skuDetails.getPrice()
-            Log.d("SimpleMarkdown",
-                    "Got product with sku: " + sku + " and price: " + price + " " + skuDetails.getPriceCurrencyCode())
-            val flowParams = BillingFlowParams.newBuilder()
-                    .setSkuDetails(skuDetails)
-                    .build()
-            val responseCode2 = billingClient.launchBillingFlow(this, flowParams)
+            skuDetailsList.sortedBy { it.priceAmountMicros }.forEach { skuDetails ->
+                val supportButton = MaterialButton(this@SupportActivity)
+                supportButton.text = getString(
+                        R.string.support_button_purchase,
+                        skuDetails.title,
+                        skuDetails.price
+                )
+                supportButton.setOnClickListener {
+                    val flowParams = BillingFlowParams.newBuilder()
+                            .setSkuDetails(skuDetails)
+                            .build()
+                    billingClient.launchBillingFlow(this, flowParams)
+                }
+                supportButtons.addView(supportButton)
+            }
         }
     }
 
     override fun onBillingServiceDisconnected() {
-        // TODO: Set a flag and just try again later
         billingClient.startConnection(this)
     }
 
     override fun onPurchasesUpdated(responseCode: Int, purchases: List<Purchase>?) {
-
+        purchases?.forEach { purchase ->
+            billingClient.consumeAsync(purchase.purchaseToken) { _, _ ->
+                Toast.makeText(
+                        this@SupportActivity,
+                        getString(R.string.support_thank_you),
+                        Toast.LENGTH_SHORT
+                ).show()
+            }
+        }
     }
-
 }
\ No newline at end of file
diff --git a/app/src/main/res/drawable/ic_favorite_black_24dp.xml b/app/src/main/res/drawable/ic_favorite_black_24dp.xml
new file mode 100644
index 0000000..17cea92
--- /dev/null
+++ b/app/src/main/res/drawable/ic_favorite_black_24dp.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24.0"
+    android:viewportHeight="24.0">
+    <path
+        android:fillColor="#FF000000"
+        android:pathData="M12,21.35l-1.45,-1.32C5.4,15.36 2,12.28 2,8.5 2,5.42 4.42,3 7.5,3c1.74,0 3.41,0.81 4.5,2.09C13.09,3.81 14.76,3 16.5,3 19.58,3 22,5.42 22,8.5c0,3.78 -3.4,6.86 -8.55,11.54L12,21.35z" />
+</vector>
diff --git a/app/src/main/res/drawable/ic_menu_black_24dp.xml b/app/src/main/res/drawable/ic_menu_black_24dp.xml
new file mode 100644
index 0000000..bdceee4
--- /dev/null
+++ b/app/src/main/res/drawable/ic_menu_black_24dp.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24.0"
+    android:viewportHeight="24.0">
+    <path
+        android:fillColor="@color/colorOnBackground"
+        android:pathData="M3,18h18v-2L3,16v2zM3,13h18v-2L3,11v2zM3,6v2h18L21,6L3,6z" />
+</vector>
diff --git a/app/src/main/res/layout/activity_support.xml b/app/src/main/res/layout/activity_support.xml
new file mode 100644
index 0000000..e2d812b
--- /dev/null
+++ b/app/src/main/res/layout/activity_support.xml
@@ -0,0 +1,91 @@
+<?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="match_parent"
+    android:fitsSystemWindows="true">
+
+    <ScrollView
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:clipChildren="false"
+        android:clipToPadding="false"
+        android:padding="16dp"
+        app:layout_constraintBottom_toTopOf="@+id/bottomSheet"
+        app:layout_constraintTop_toTopOf="parent">
+
+        <androidx.constraintlayout.widget.ConstraintLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content">
+
+            <ImageView
+                android:id="@+id/heartIcon"
+                android:layout_width="100dp"
+                android:layout_height="100dp"
+                android:src="@drawable/ic_favorite_black_24dp"
+                android:tint="@color/colorAccent"
+                android:contentDescription="@string/description_heart"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toTopOf="parent" />
+
+            <TextView
+                android:id="@+id/supportInfoText"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:padding="16dp"
+                android:text="@string/support_info"
+                android:textAlignment="center"
+                android:textColor="@color/colorOnBackground"
+                app:layout_constraintTop_toBottomOf="@+id/heartIcon" />
+
+            <com.google.android.material.button.MaterialButton
+                android:id="@+id/githubButton"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:backgroundTint="@color/colorBackgroundGitHub"
+                android:textColor="@color/colorWhite"
+                android:text="@string/action_view_github"
+                app:layout_constraintTop_toBottomOf="@+id/supportInfoText" />
+
+            <com.google.android.material.button.MaterialButton
+                android:id="@+id/rateButton"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:backgroundTint="@color/colorBackgroundPlayStore"
+                android:textColor="@color/colorWhite"
+                android:text="@string/action_rate"
+                app:layout_constraintTop_toBottomOf="@+id/githubButton" />
+
+            <LinearLayout
+                android:id="@+id/supportButtons"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="16dp"
+                android:orientation="vertical"
+                app:layout_constraintTop_toBottomOf="@+id/rateButton" />
+
+        </androidx.constraintlayout.widget.ConstraintLayout>
+
+    </ScrollView>
+
+    <com.google.android.material.card.MaterialCardView
+        android:id="@+id/bottomSheet"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:translationY="16dp"
+        app:cardCornerRadius="16dp"
+        app:cardElevation="4dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent">
+
+        <androidx.appcompat.widget.Toolbar
+            android:id="@+id/toolbar"
+            android:layout_width="match_parent"
+            android:layout_height="?attr/actionBarSize"
+            android:layout_marginBottom="16dp"
+            android:background="@color/colorBackground" />
+    </com.google.android.material.card.MaterialCardView>
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
index 776578d..afeaf77 100644
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -5,4 +5,7 @@
     <color name="colorAccent">#d32f2f</color>
     <color name="colorBackground">#FFFFFF</color>
     <color name="colorOnBackground">#000000</color>
+    <color name="colorBackgroundGitHub">#24292e</color>
+    <color name="colorWhite">#FFFFFFFF</color>
+    <color name="colorBackgroundPlayStore">#689f38</color>
 </resources>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index c5d8808..499ba52 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -2,8 +2,6 @@
     <string name="app_name">Simple Markdown</string>
     <string name="app_name_short">Markdown</string>
 
-    <string name="admob_app_id">ca-app-pub-3319579963502409~4576405307</string>
-
     <string name="action_settings">Settings</string>
     <string name="action_help">Help</string>
     <string name="action_edit">Edit</string>
@@ -65,6 +63,20 @@
     <string name="prompt_save_changes">Would you like to save your changes?</string>
     <string name="action_discard">Discard</string>
     <string name="action_save_as">Save as…</string>
+    <string name="support_info">SimpleMarkdown is a personal project of mine that I develop and
+        maintain in my free time. I very much appreciate any and all forms of support, whether
+        that be assistance with designing the app or icons, adding translations for other
+        languages, contributing to the code, or giving me a tip. If you have any troubles with
+        SimpleMarkdown, please don\'t hesitate to get in touch, and if you haven\'t already,
+        please rate the app on the Play Store.\n\nAlso please keep in mind that the in-app
+        purchases for the tips won\'t unlock any additional functionality in the app.
+        SimpleMarkdown is and always will be completely free and open source!</string>
+    <string name="action_view_github">View SimpleMarkdown on GitHub</string>
+    <string name="support_title">Support SimpleMarkdown</string>
+    <string name="support_button_purchase">%1$s – %2$s</string>
+    <string name="action_rate">Rate SimpleMarkdown</string>
+    <string name="support_thank_you">Thank you so much for your support!</string>
+    <string name="description_heart">Heart</string>
     <string-array name="pref_entries_dark_mode">
         <item>@string/pref_value_light</item>
         <item>@string/pref_value_dark</item>
diff --git a/build.gradle b/build.gradle
index ca0c53d..b8fecd6 100644
--- a/build.gradle
+++ b/build.gradle
@@ -10,7 +10,7 @@ buildscript {
         }
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.5.1'
+        classpath 'com.android.tools.build:gradle:3.5.2'
         classpath 'com.google.gms:google-services:4.3.2'
         classpath 'io.fabric.tools:gradle:1.31.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"