Don't register App in AppRegistry.

android/app/src/main/AndroidManifest.xml

     package="com.reactnativenavigation">
 
     <application>
-      <activity android:name="com.reactnativenavigation.activities.RctActivity" />
       <activity android:name="com.reactnativenavigation.activities.TabActivity" />
       <activity android:name="com.reactnativenavigation.activities.SingleScreenActivity" />
     </application>

android/app/src/main/java/com/reactnativenavigation/activities/RctActivity.java → android/app/src/main/java/com/reactnativenavigation/activities/RootActivity.java

 package com.reactnativenavigation.activities;
 
-import android.content.Intent;
-import android.os.Bundle;
-
+import com.facebook.react.BuildConfig;
 import com.facebook.react.ReactInstanceManager;
 import com.facebook.react.ReactRootView;
 import com.reactnativenavigation.R;
 import com.reactnativenavigation.core.RctManager;
 
 /**
- *
- * Created by guyc on 10/03/16.
+ * Created by guyc on 13/04/16.
  */
-public class RctActivity extends BaseReactActivity {
-    public static final String EXTRA_COMPONENT_NAME = "componentName";
-    private static final String TAG = "RctActivity";
-
-    private String mComponentName = "";
-
-    public void setComponentName(String componentName) {
-        mComponentName = componentName;
-    }
-
-    @Override
-    public void onCreate(Bundle savedInstanceState) {
-        if (mComponentName == null) {
-            Intent intent = getIntent();
-            assert intent != null;
-            mComponentName = intent.getStringExtra(EXTRA_COMPONENT_NAME);
-            assert mComponentName != null;
-        }
-
-        super.onCreate(savedInstanceState);
-    }
+public class RootActivity extends BaseReactActivity {
 
+    /**
+     * Returns the name of the main component registered from JavaScript.
+     * This is used to schedule rendering of the component.
+     */
     @Override
     protected String getMainComponentName() {
-        return mComponentName;
+        return "RootComponent";
     }
 
     @Override
      */
     @Override
     protected boolean getUseDeveloperSupport() {
-        return false;
+        return BuildConfig.DEBUG;
     }
 
     @Override
     protected ReactInstanceManager getReactInstanceManager() {
         RctManager rctManager = RctManager.getInstance();
         if (!rctManager.isInitialized()) {
-            rctManager.init(this, mComponentName, getPackages());
+            rctManager.init(this, getMainComponentName(), getPackages());
         }
         return rctManager.getReactInstanceManager();
     }
+
+    @Override
+    protected void onPause() {
+        super.onPause();
+        finish();
+    }
 }

android/app/src/main/java/com/reactnativenavigation/activities/SingleScreenActivity.java

 package com.reactnativenavigation.activities;
 
-import android.os.Bundle;
 import android.support.v7.widget.Toolbar;
-import android.util.Log;
 import android.view.View;
 import android.widget.FrameLayout;
 
     private Toolbar mToolbar;
     private FrameLayout mContentFrame;
 
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        Log.i("GUY", "onCreate SingleScreenActivity");
-    }
-
     @Override
     protected void handleOnCreate() {
         mReactInstanceManager = RctManager.getInstance().getReactInstanceManager();
         View view = new RctView(this, mReactInstanceManager, screen);
         mContentFrame.addView(view);
     }
-
-    @Override
-    protected void onResume() {
-        super.onResume();
-        Log.i("GUY", "onResume SingleScreenActivity");
-    }
 }

android/app/src/main/java/com/reactnativenavigation/activities/TabActivity.java

 package com.reactnativenavigation.activities;
 
-import android.os.Bundle;
 import android.support.design.widget.TabLayout;
 import android.support.v4.view.ViewPager;
-import android.util.Log;
 import android.view.Menu;
 
 import com.reactnativenavigation.R;
 
     private ArrayList<Screen> mScreens;
 
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        Log.d("GUY", "onCreate TabActivity");
-    }
-
     @Override
     protected void handleOnCreate() {
         mReactInstanceManager = RctManager.getInstance().getReactInstanceManager();
         adapter.notifyDataSetChanged();
     }
 
-    @Override
-    protected void onResume() {
-        super.onResume();
-        Log.d("GUY", "onResume TabActivity");
-    }
-
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
         boolean ret = super.onCreateOptionsMenu(menu);

android/app/src/main/java/com/reactnativenavigation/modules/RctActivityModule.java

 import com.facebook.react.bridge.ReactMethod;
 import com.facebook.react.bridge.ReadableArray;
 import com.facebook.react.bridge.ReadableMap;
-import com.reactnativenavigation.activities.RctActivity;
 import com.reactnativenavigation.activities.SingleScreenActivity;
 import com.reactnativenavigation.activities.TabActivity;
 import com.reactnativenavigation.core.objects.Screen;
         return REACT_CLASS;
     }
 
-    @ReactMethod
-    public void startActivity(String componentName) {
-        Activity context = ContextProvider.getActivityContext();
-        if (context != null && !context.isFinishing()) {
-            Intent rctActivityIntent = new Intent(context, RctActivity.class);
-            rctActivityIntent.putExtra(RctActivity.EXTRA_COMPONENT_NAME, componentName);
-            context.startActivity(rctActivityIntent);
-        }
-    }
-
     @ReactMethod
     public void startTabBasedApp(ReadableArray screens) {
         Activity context = ContextProvider.getActivityContext();

android/app/src/main/java/com/reactnativenavigation/modules/RctLayoutManager.java

-package com.reactnativenavigation.modules;
-
-import android.app.Activity;
-import android.content.Intent;
-
-import com.facebook.react.bridge.ReactApplicationContext;
-import com.facebook.react.bridge.ReactContextBaseJavaModule;
-import com.facebook.react.bridge.ReactMethod;
-import com.reactnativenavigation.activities.RctActivity;
-import com.reactnativenavigation.utils.ContextProvider;
-
-/**
- * Created by guyc on 20/03/16.
- */
-@Deprecated
-public class RctLayoutManager extends ReactContextBaseJavaModule {
-    public static final String REACT_CLASS = "RctLayoutManager";
-
-    public RctLayoutManager(ReactApplicationContext reactContext) {
-        super(reactContext);
-    }
-
-    @Override
-    public String getName() {
-        return REACT_CLASS;
-    }
-
-    @ReactMethod
-    public void setLayout(String componentName) {
-        Activity context = ContextProvider.getActivityContext();
-        if (context != null && !context.isFinishing()) {
-            Intent rctActivityIntent = new Intent(context, RctActivity.class);
-            rctActivityIntent.putExtra(RctActivity.EXTRA_COMPONENT_NAME, componentName);
-            context.startActivity(rctActivityIntent);
-        }
-    }
-}

example-redux/android/app/src/main/java/com/exampleredux/MainActivity.java

 package com.exampleredux;
 
-import com.reactnativenavigation.activities.RctActivity;
+import com.reactnativenavigation.activities.RootActivity;
 
-public class MainActivity extends RctActivity {
+public class MainActivity extends RootActivity {
 
-    /**
-     * Returns the name of the main component registered from JavaScript.
-     * This is used to schedule rendering of the component.
-     */
-    @Override
-    protected String getMainComponentName() {
-        return "ExampleRedux";
-    }
-
-    @Override
-    protected void onPause() {
-        super.onPause();
-        finish();
-    }
 }

example-redux/src/app.js

-import React, {
-  AppRegistry,
-  Component
-} from 'react-native';
 import { createStore, applyMiddleware, combineReducers } from 'redux';
 import { Provider } from 'react-redux';
 import { Navigation } from 'react-native-navigation';
 import { registerScreens } from './screens';
 registerScreens(store, Provider);
 
-AppRegistry.registerComponent('ExampleRedux', () => App);
-
 // notice that this is just a simple class, it's not a React component
-export default class App extends React.Component {
-  constructor(props) {
-    super(props);
-    console.log('constructor ' + App.created);
-    if (!App.created) {
-      console.log('store.subscribe');
-      // since react-redux only works on components, we need to subscribe this class manually
-      store.subscribe(this.onStoreUpdate.bind(this));
-      store.dispatch(appActions.appInitialized());
-    }
-    App.created = true;
-  }
-
-  render() {
-    return null;
+export default class App {
+  constructor() {
+    // since react-redux only works on components, we need to subscribe this class manually
+    store.subscribe(this.onStoreUpdate.bind(this));
+    store.dispatch(appActions.appInitialized());
   }
 
   onStoreUpdate() {
     const { root } = store.getState().app;
-    console.log('onStoreUpdate ' + root + ' currentRoot ' + this.currentRoot);
     // handle a root change
     // if your app doesn't change roots in runtime, you can remove onStoreUpdate() altogether
     if (this.currentRoot != root) {
   }
 
   startApp(root) {
-    console.log('startApp ' + root);
     switch (root) {
       case 'login':
         Navigation.startSingleScreenApp({

src/platformSpecific.android.js

+import React, {
+  AppRegistry,
+  Component
+} from 'react-native';
+
 import Navigation from './Navigation';
 import utils from './utils';
 
 
 var resolveAssetSource = require('resolveAssetSource');
 
+AppRegistry.registerComponent('RootComponent', () => RootComponent);
+
+export default class RootComponent extends React.Component {
+  constructor(props) {
+    super(props);
+  }
+
+  render() {
+    return null;
+  }
+}
+
 function startSingleScreenApp(params) {
   let screen = params.screen;
   if (!screen.screen) {