diff --git a/android/AndroidManifest.template.xml b/android/AndroidManifest.template.xml
index c9c79ae7..dd381957 100644
--- a/android/AndroidManifest.template.xml
+++ b/android/AndroidManifest.template.xml
@@ -14,7 +14,7 @@
       android:icon="@drawable/ic_launcher"
       android:hardwareAccelerated="true"
       android:largeHeap="true"
-      android:label="TicksTales">
+      android:label="Tick's Tales">
     <activity android:name=".SplashActivity"
               android:theme="@android:style/Theme.Translucent.NoTitleBar">
       <intent-filter>
@@ -22,7 +22,9 @@
         <category android:name="android.intent.category.LAUNCHER"/>
       </intent-filter>
     </activity>
-    <activity android:name=".MainActivity">
+    <activity android:name=".MainActivity"
+                android:screenOrientation="landscape"
+                android:configChanges="orientation|keyboardHidden" >
       <intent-filter>
         <action android:name='advent.core.MAIN'/>
         <category android:name='android.intent.category.DEFAULT'/>
diff --git a/android/project.clj b/android/project.clj
index fd7dca00..634d8c10 100644
--- a/android/project.clj
+++ b/android/project.clj
@@ -1,4 +1,4 @@
-(defproject advent "1.3.2-SNAPSHOT"
+(defproject advent "1.3.16-SNAPSHOT"
   :description "FIXME: write description"
   
   :dependencies [[com.badlogicgames.gdx/gdx "1.9.3"  :use-resources true]
@@ -36,10 +36,10 @@
                        {;; Specify the path to your private
                         ;; keystore and the the alias of the
                         ;; key you want to sign APKs with.
-                        ;; :keystore-path "/home/user/.android/private.keystore"
-                        ;; :key-alias "mykeyalias"
+                        ;; :keystore-path "ticks-talkes-release.jks"
+                        ;; :key-alias "ticks-tales-release"
                         :build-type :release
-                        :aot :all
+                        :aot :all-with-unused
                         :aot-exclude-ns [cljs.core.async.macros cljs.core.impl-ioc-macros cljs.core.impl.ioc_macros]}}}
   
   :android {;; Specify the path to the Android SDK directory either
diff --git a/android/src/java/advent/core/MainActivity.java b/android/src/java/advent/core/MainActivity.java
index 86350bfe..0f95830d 100644
--- a/android/src/java/advent/core/MainActivity.java
+++ b/android/src/java/advent/core/MainActivity.java
@@ -2,24 +2,34 @@ package advent.core;
 
 import clojure.lang.RT;
 import clojure.lang.Symbol;
+import java.util.ArrayList;
+import java.util.List;
 
 import com.badlogic.gdx.backends.android.AndroidApplication;
 import com.badlogic.gdx.Game;
 import com.android.billingclient.api.*;
 import com.android.billingclient.api.BillingClient.BillingResponse;
+import com.android.billingclient.api.BillingClient.SkuType;
+import com.android.billingclient.api.SkuDetails.SkuDetailsResult;
+import com.android.billingclient.api.BillingFlowParams;
+import com.android.billingclient.api.BillingFlowParams.Builder;
+
+public class MainActivity extends AndroidApplication  {
+    public boolean triggerPurchase() {
+        BillingFlowParams.Builder builder = new BillingFlowParams.Builder()
+            .setSku("game").setType(SkuType.INAPP);
+        int returnValue = mBillingClient.launchBillingFlow(this, builder.build());
+        return returnValue == BillingClient.BillingResponse.OK || returnValue == BillingClient.BillingResponse.ITEM_ALREADY_OWNED; 
+    }
 
-public class MainActivity extends AndroidApplication implements PurchasesUpdatedListener {
     private BillingClient mBillingClient;
-        @Override
-        public void onPurchasesUpdated(@BillingResponse int responseCode, java.util.List<Purchase> purchases) {
-            System.out.println("purchases");
-        }
 
         public void onCreate (android.os.Bundle savedInstanceState) {
                 super.onCreate(savedInstanceState);
         try {
         RT.var("clojure.core", "require").invoke(Symbol.intern("clojure.core.async"));
           RT.var("clojure.core", "require").invoke(Symbol.intern("advent.core"));
+          RT.var("clojure.core", "require").invoke(Symbol.intern("advent.android"));
           } catch (Exception e) {
             System.out.println("Importing failed");
             e.printStackTrace();
@@ -27,14 +37,17 @@ public class MainActivity extends AndroidApplication implements PurchasesUpdated
 		try {
 
 			Game game = (Game) RT.var("advent.core", "advent").deref();
+                        System.out.println("pre-init");
 			initialize(game);
-                        mBillingClient = new BillingClient.Builder(this).setListener(this).build();
+                        System.out.println("before bill??");
+                        mBillingClient = new BillingClient.Builder(this).setListener((PurchasesUpdatedListener) RT.var("advent.android", "listener").deref()).build();
                         System.out.println("billing??");
                         mBillingClient.startConnection(new BillingClientStateListener() {
                             @Override
                             public void onBillingSetupFinished(@BillingResponse int billingResponseCode) {
                                 System.out.println("billing go");
                                 if (billingResponseCode == BillingResponse.OK) {
+                                    mBillingClient.queryPurchaseHistoryAsync("inapp", ((PurchaseHistoryResponseListener) RT.var("advent.android", "history-listener").deref()));
                                 System.out.println("billing ok");
                                     // The billing client is ready. You can query purchases here.
                                 }
diff --git a/desktop/src-common/advent/core.clj b/desktop/src-common/advent/core.clj
index 460d807d..f8920298 100644
--- a/desktop/src-common/advent/core.clj
+++ b/desktop/src-common/advent/core.clj
@@ -19,8 +19,9 @@
   (:import [com.badlogic.gdx.graphics Pixmap Pixmap$Filter Texture Texture$TextureFilter]
           [com.badlogic.gdx.graphics.g2d TextureRegion]
           [com.badlogic.gdx Gdx Application]
-          [java.io FileOutputStream File PrintStream])
-  )
+          [java.io FileOutputStream File PrintStream]))
+
+(def has-purchased? (atom false))
 
 (defonce am (asset-manager))
 
diff --git a/desktop/src-common/advent/screens/rooms/dream.clj b/desktop/src-common/advent/screens/rooms/dream.clj
index af1404b8..8879a92d 100644
--- a/desktop/src-common/advent/screens/rooms/dream.clj
+++ b/desktop/src-common/advent/screens/rooms/dream.clj
@@ -17,7 +17,8 @@
             [play-clj.ui :refer :all]
             [play-clj.utils :refer :all]
             [play-clj.g2d :refer :all])
-  (:import [com.badlogic.gdx.graphics Color]))
+  (:import [com.badlogic.gdx.graphics Color]
+           [com.badlogic.gdx Application Gdx]))
 
 (println "loading " *ns*)
 
@@ -377,8 +378,15 @@
                                      :label "Pit of destiny"
                                      :cursor :look
                                      :script (actions/get-script entities
-                                                                 (actions/walk-to entities :ego [154 41])
-                                                                 (actions/talk entities :ego "Wow! That's a long way down."))
+                                                                 (println "billing purchased before" @@(resolve 'advent.core/has-purchased?))
+
+                                                                 (when-not @@(resolve 'advent.core/has-purchased?)
+                                                                   (.triggerPurchase (Gdx/app))
+                                                                   (a/<!! @(resolve 'advent.android/purchase-chan)))
+                                                                 (println "billing purchased now:" @@(resolve 'advent.core/has-purchased?))
+                                                                 (when @@(resolve 'advent.core/has-purchased?)
+                                                                   (actions/walk-to entities :ego [154 41])
+                                                                   (actions/talk entities :ego "Wow! That's a long way down.")))
                                      :scripts {:shovel (actions/get-script entities
                                                                           (actions/walk-to entities :ego [154 41])
                                                                           (actions/talk entities :ego "I guess I'm doomed to be a gravedigger.")