diff --git a/android-app/src/main/AndroidManifest.xml b/android-app/src/main/AndroidManifest.xml
index d58b3045..4a81e4f0 100644
--- a/android-app/src/main/AndroidManifest.xml
+++ b/android-app/src/main/AndroidManifest.xml
@@ -26,7 +26,7 @@
 
 	<uses-sdk android:minSdkVersion="9" android:targetSdkVersion="17"/>
 
-	<application android:allowBackup="true" android:hardwareAccelerated="true" android:icon="@drawable/icon" android:label="@string/c_app_name" android:name=".CalculatorApplication" android:theme="@style/Cpp.Theme.Material">
+	<application android:allowBackup="true" android:hardwareAccelerated="true" android:icon="@drawable/ic_launcher" android:label="@string/c_app_name" android:name=".CalculatorApplication" android:theme="@style/Cpp.Theme.Material">
 
 		<activity android:clearTaskOnLaunch="true" android:label="@string/c_app_name" android:launchMode="singleTop" android:name=".CalculatorActivity" android:windowSoftInputMode="adjustPan">
 
@@ -45,8 +45,7 @@
 
 		<activity android:clearTaskOnLaunch="true" android:label="@string/c_app_name" android:launchMode="singleTop" android:name=".CalculatorActivityMobile" android:windowSoftInputMode="adjustPan"/>
 
-		<!-- settings must use action bar icon-->
-		<activity android:icon="@drawable/ab_icon" android:label="@string/c_app_settings" android:name=".preferences.PreferencesActivity" android:theme="@style/Cpp.Theme.Settings"/>
+		<activity android:label="@string/c_app_settings" android:name=".preferences.PreferencesActivity" android:theme="@style/Cpp.Theme.Settings"/>
 
 		<activity android:label="@string/c_history" android:name=".history.CalculatorHistoryActivity"/>
 
@@ -88,12 +87,11 @@
 			</intent-filter>
 		</activity>
 
-		<!-- settings must use action bar icon-->
-		<activity android:icon="@drawable/ab_icon" android:label="@string/c_settings" android:name=".plot.PlotPreferenceActivity" android:theme="@style/Cpp.Theme.Settings"/>
+		<activity android:label="@string/c_settings" android:name=".plot.PlotPreferenceActivity" android:theme="@style/Cpp.Theme.Settings"/>
 
 		<!-- ONSCREEN CONFIG -->
 
-		<activity android:icon="@drawable/icon_onscreen" android:label="@string/c_app_name_on_screen" android:launchMode="singleInstance" android:name=".onscreen.CalculatorOnscreenStartActivity" android:theme="@style/Cpp.Theme.Dialog.Material">
+		<activity android:icon="@drawable/ic_launcher_window" android:label="@string/c_app_name_on_screen" android:launchMode="singleInstance" android:name=".onscreen.CalculatorOnscreenStartActivity" android:theme="@style/Cpp.Theme.Dialog.Material">
 
 			<intent-filter>
 				<action android:name="android.intent.action.MAIN"/>
@@ -119,7 +117,7 @@
 
 		<!-- WIDGET CONFIG -->
 
-		<receiver android:icon="@drawable/icon" android:label="@string/c_app_widget_3x3_name" android:name=".widget.CalculatorWidgetProvider">
+		<receiver android:icon="@drawable/ic_launcher" android:label="@string/c_app_widget_3x3_name" android:name=".widget.CalculatorWidgetProvider">
 
 			<intent-filter>
 				<action android:name="android.appwidget.action.APPWIDGET_UPDATE"/>
@@ -132,7 +130,7 @@
 			<meta-data android:name="android.appwidget.provider" android:resource="@xml/calculator_widget_info_3x3"/>
 		</receiver>
 
-		<receiver android:icon="@drawable/icon" android:label="@string/c_app_widget_3x4_name" android:name=".widget.CalculatorWidgetProvider3x4">
+		<receiver android:icon="@drawable/ic_launcher" android:label="@string/c_app_widget_3x4_name" android:name=".widget.CalculatorWidgetProvider3x4">
 
 			<intent-filter>
 				<action android:name="android.appwidget.action.APPWIDGET_UPDATE"/>
@@ -145,7 +143,7 @@
 			<meta-data android:name="android.appwidget.provider" android:resource="@xml/calculator_widget_info_3x4"/>
 		</receiver>
 
-		<receiver android:icon="@drawable/icon" android:label="@string/c_app_widget_4x4_name" android:name=".widget.CalculatorWidgetProvider4x4">
+		<receiver android:icon="@drawable/ic_launcher" android:label="@string/c_app_widget_4x4_name" android:name=".widget.CalculatorWidgetProvider4x4">
 
 			<intent-filter>
 				<action android:name="android.appwidget.action.APPWIDGET_UPDATE"/>
@@ -158,7 +156,7 @@
 			<meta-data android:name="android.appwidget.provider" android:resource="@xml/calculator_widget_info_4x4"/>
 		</receiver>
 
-		<receiver android:icon="@drawable/icon" android:label="@string/c_app_widget_4x5_name" android:name=".widget.CalculatorWidgetProvider4x5">
+		<receiver android:icon="@drawable/ic_launcher" android:label="@string/c_app_widget_4x5_name" android:name=".widget.CalculatorWidgetProvider4x5">
 
 			<intent-filter>
 				<action android:name="android.appwidget.action.APPWIDGET_UPDATE"/>
diff --git a/android-app/src/main/java/org/solovyev/android/calculator/about/CalculatorAboutFragment.java b/android-app/src/main/java/org/solovyev/android/calculator/about/CalculatorAboutFragment.java
index bc8ae5ed..361f14d7 100644
--- a/android-app/src/main/java/org/solovyev/android/calculator/about/CalculatorAboutFragment.java
+++ b/android-app/src/main/java/org/solovyev/android/calculator/about/CalculatorAboutFragment.java
@@ -25,7 +25,9 @@ package org.solovyev.android.calculator.about;
 import android.os.Bundle;
 import android.text.method.LinkMovementMethod;
 import android.view.View;
+import android.widget.ImageView;
 import android.widget.TextView;
+import org.solovyev.android.calculator.App;
 import org.solovyev.android.calculator.CalculatorFragment;
 import org.solovyev.android.calculator.CalculatorFragmentType;
 import org.solovyev.android.calculator.R;
@@ -48,6 +50,11 @@ public class CalculatorAboutFragment extends CalculatorFragment {
 	public void onViewCreated(View root, Bundle savedInstanceState) {
 		super.onViewCreated(root, savedInstanceState);
 
+		if (App.getTheme().isLight()) {
+			final ImageView image = (ImageView) root.findViewById(R.id.about_image);
+			image.setImageResource(R.drawable.logo_wizard_light);
+		}
+
 		final TextView aboutTextView = (TextView) root.findViewById(R.id.cpp_about_textview);
 		aboutTextView.setMovementMethod(LinkMovementMethod.getInstance());
 
diff --git a/android-app/src/main/java/org/solovyev/android/calculator/wizard/OnScreenCalculatorWizardStep.java b/android-app/src/main/java/org/solovyev/android/calculator/wizard/OnScreenCalculatorWizardStep.java
index 87d23363..6fd1ea6d 100644
--- a/android-app/src/main/java/org/solovyev/android/calculator/wizard/OnScreenCalculatorWizardStep.java
+++ b/android-app/src/main/java/org/solovyev/android/calculator/wizard/OnScreenCalculatorWizardStep.java
@@ -26,6 +26,8 @@ import android.os.Bundle;
 import android.view.View;
 import android.widget.CheckBox;
 import android.widget.CompoundButton;
+import android.widget.TextView;
+import org.solovyev.android.calculator.App;
 import org.solovyev.android.calculator.Preferences;
 import org.solovyev.android.calculator.R;
 
@@ -51,6 +53,11 @@ public class OnScreenCalculatorWizardStep extends WizardFragment implements Comp
 		checkbox = (CheckBox) root.findViewById(R.id.wizard_onscreen_app_enabled_checkbox);
 		checkbox.setChecked(enabled);
 		checkbox.setOnCheckedChangeListener(this);
+
+		if (App.getTheme().isLight()) {
+			final TextView message = (TextView) root.findViewById(R.id.wizard_onscreen_message);
+			message.setCompoundDrawablesWithIntrinsicBounds(0, R.drawable.logo_wizard_window_light, 0, 0);
+		}
 	}
 
 	@Nullable
diff --git a/android-app/src/main/java/org/solovyev/android/calculator/wizard/WelcomeWizardStep.java b/android-app/src/main/java/org/solovyev/android/calculator/wizard/WelcomeWizardStep.java
index 19d68767..13ab8c0a 100644
--- a/android-app/src/main/java/org/solovyev/android/calculator/wizard/WelcomeWizardStep.java
+++ b/android-app/src/main/java/org/solovyev/android/calculator/wizard/WelcomeWizardStep.java
@@ -26,6 +26,8 @@ import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.TextView;
+import org.solovyev.android.calculator.App;
 import org.solovyev.android.calculator.R;
 
 public final class WelcomeWizardStep extends WizardFragment {
@@ -38,6 +40,10 @@ public final class WelcomeWizardStep extends WizardFragment {
 	@Override
 	public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
 		final View view = super.onCreateView(inflater, container, savedInstanceState);
+		if (App.getTheme().isLight()) {
+			final TextView message = (TextView) view.findViewById(R.id.wizard_welcome_message);
+			message.setCompoundDrawablesWithIntrinsicBounds(0, R.drawable.logo_wizard_light, 0, 0);
+		}
 		prevButton.setTextColor(getResources().getColor(R.color.cpp_wizard_disabled_text));
 		return view;
 	}
diff --git a/android-app/src/main/res/drawable-hdpi/ic_launcher.png b/android-app/src/main/res/drawable-hdpi/ic_launcher.png
new file mode 100644
index 00000000..747c7265
Binary files /dev/null and b/android-app/src/main/res/drawable-hdpi/ic_launcher.png differ
diff --git a/android-app/src/main/res/drawable-hdpi/ic_launcher_window.png b/android-app/src/main/res/drawable-hdpi/ic_launcher_window.png
new file mode 100644
index 00000000..61bca911
Binary files /dev/null and b/android-app/src/main/res/drawable-hdpi/ic_launcher_window.png differ
diff --git a/android-app/src/main/res/drawable-hdpi/icon.png b/android-app/src/main/res/drawable-hdpi/icon.png
deleted file mode 100644
index 6c973a2c..00000000
Binary files a/android-app/src/main/res/drawable-hdpi/icon.png and /dev/null differ
diff --git a/android-app/src/main/res/drawable-hdpi/icon_onscreen.png b/android-app/src/main/res/drawable-hdpi/icon_onscreen.png
deleted file mode 100644
index 8cc83036..00000000
Binary files a/android-app/src/main/res/drawable-hdpi/icon_onscreen.png and /dev/null differ
diff --git a/android-app/src/main/res/drawable-hdpi/logo.png b/android-app/src/main/res/drawable-hdpi/logo.png
deleted file mode 100644
index d01e1796..00000000
Binary files a/android-app/src/main/res/drawable-hdpi/logo.png and /dev/null differ
diff --git a/android-app/src/main/res/drawable-ldpi/logo.png b/android-app/src/main/res/drawable-ldpi/logo.png
deleted file mode 100644
index 3b0debcd..00000000
Binary files a/android-app/src/main/res/drawable-ldpi/logo.png and /dev/null differ
diff --git a/android-app/src/main/res/drawable-mdpi/ic_launcher.png b/android-app/src/main/res/drawable-mdpi/ic_launcher.png
new file mode 100644
index 00000000..fe5f3748
Binary files /dev/null and b/android-app/src/main/res/drawable-mdpi/ic_launcher.png differ
diff --git a/android-app/src/main/res/drawable-mdpi/ic_launcher_window.png b/android-app/src/main/res/drawable-mdpi/ic_launcher_window.png
new file mode 100644
index 00000000..84029e99
Binary files /dev/null and b/android-app/src/main/res/drawable-mdpi/ic_launcher_window.png differ
diff --git a/android-app/src/main/res/drawable-mdpi/icon.png b/android-app/src/main/res/drawable-mdpi/icon.png
deleted file mode 100644
index dae53607..00000000
Binary files a/android-app/src/main/res/drawable-mdpi/icon.png and /dev/null differ
diff --git a/android-app/src/main/res/drawable-mdpi/icon_onscreen.png b/android-app/src/main/res/drawable-mdpi/icon_onscreen.png
deleted file mode 100644
index d110cf18..00000000
Binary files a/android-app/src/main/res/drawable-mdpi/icon_onscreen.png and /dev/null differ
diff --git a/android-app/src/main/res/drawable-mdpi/logo.png b/android-app/src/main/res/drawable-mdpi/logo.png
deleted file mode 100644
index 2d2fccd0..00000000
Binary files a/android-app/src/main/res/drawable-mdpi/logo.png and /dev/null differ
diff --git a/android-app/src/main/res/drawable-xhdpi/ic_launcher.png b/android-app/src/main/res/drawable-xhdpi/ic_launcher.png
new file mode 100644
index 00000000..66698950
Binary files /dev/null and b/android-app/src/main/res/drawable-xhdpi/ic_launcher.png differ
diff --git a/android-app/src/main/res/drawable-xhdpi/ic_launcher_window.png b/android-app/src/main/res/drawable-xhdpi/ic_launcher_window.png
new file mode 100644
index 00000000..56f8c28d
Binary files /dev/null and b/android-app/src/main/res/drawable-xhdpi/ic_launcher_window.png differ
diff --git a/android-app/src/main/res/drawable-xhdpi/icon.png b/android-app/src/main/res/drawable-xhdpi/icon.png
deleted file mode 100644
index 755b0909..00000000
Binary files a/android-app/src/main/res/drawable-xhdpi/icon.png and /dev/null differ
diff --git a/android-app/src/main/res/drawable-xhdpi/icon_onscreen.png b/android-app/src/main/res/drawable-xhdpi/icon_onscreen.png
deleted file mode 100644
index 656c2bcb..00000000
Binary files a/android-app/src/main/res/drawable-xhdpi/icon_onscreen.png and /dev/null differ
diff --git a/android-app/src/main/res/drawable-xhdpi/logo.png b/android-app/src/main/res/drawable-xhdpi/logo.png
deleted file mode 100644
index fd9e5571..00000000
Binary files a/android-app/src/main/res/drawable-xhdpi/logo.png and /dev/null differ
diff --git a/android-app/src/main/res/drawable-xxhdpi/ic_launcher.png b/android-app/src/main/res/drawable-xxhdpi/ic_launcher.png
new file mode 100644
index 00000000..224d1d61
Binary files /dev/null and b/android-app/src/main/res/drawable-xxhdpi/ic_launcher.png differ
diff --git a/android-app/src/main/res/drawable-xxhdpi/ic_launcher_window.png b/android-app/src/main/res/drawable-xxhdpi/ic_launcher_window.png
new file mode 100644
index 00000000..8470164f
Binary files /dev/null and b/android-app/src/main/res/drawable-xxhdpi/ic_launcher_window.png differ
diff --git a/android-app/src/main/res/drawable-xxhdpi/icon.png b/android-app/src/main/res/drawable-xxhdpi/icon.png
deleted file mode 100644
index b53de2d7..00000000
Binary files a/android-app/src/main/res/drawable-xxhdpi/icon.png and /dev/null differ
diff --git a/android-app/src/main/res/drawable-xxhdpi/icon_onscreen.png b/android-app/src/main/res/drawable-xxhdpi/icon_onscreen.png
deleted file mode 100644
index 58f53103..00000000
Binary files a/android-app/src/main/res/drawable-xxhdpi/icon_onscreen.png and /dev/null differ
diff --git a/android-app/src/main/res/drawable-xxhdpi/logo_wizard_light.png b/android-app/src/main/res/drawable-xxhdpi/logo_wizard_light.png
new file mode 100644
index 00000000..9193a8f4
Binary files /dev/null and b/android-app/src/main/res/drawable-xxhdpi/logo_wizard_light.png differ
diff --git a/android-app/src/main/res/drawable-xxhdpi/logo_wizard_window_light.png b/android-app/src/main/res/drawable-xxhdpi/logo_wizard_window_light.png
new file mode 100644
index 00000000..f7d2b3e7
Binary files /dev/null and b/android-app/src/main/res/drawable-xxhdpi/logo_wizard_window_light.png differ
diff --git a/android-app/src/main/res/drawable-xxxhdpi/ic_launcher.png b/android-app/src/main/res/drawable-xxxhdpi/ic_launcher.png
new file mode 100644
index 00000000..5c480e8c
Binary files /dev/null and b/android-app/src/main/res/drawable-xxxhdpi/ic_launcher.png differ
diff --git a/android-app/src/main/res/drawable-xxxhdpi/ic_launcher_window.png b/android-app/src/main/res/drawable-xxxhdpi/ic_launcher_window.png
new file mode 100644
index 00000000..34659bac
Binary files /dev/null and b/android-app/src/main/res/drawable-xxxhdpi/ic_launcher_window.png differ
diff --git a/android-app/src/main/res/layout/about_fragment.xml b/android-app/src/main/res/layout/about_fragment.xml
index 70c36a89..9b363dd8 100644
--- a/android-app/src/main/res/layout/about_fragment.xml
+++ b/android-app/src/main/res/layout/about_fragment.xml
@@ -28,12 +28,14 @@
 	a:orientation="vertical">
 
 	<ImageView
-		a:layout_width="wrap_content"
-		a:layout_height="wrap_content"
+		a:id="@+id/about_image"
+		a:layout_width="200dp"
+		a:layout_height="200dp"
 		a:layout_gravity="center"
+		a:scaleType="center"
 		a:layout_weight="1"
 		a:padding="6dp"
-		a:src="@drawable/logo" />
+		a:src="@drawable/logo_wizard" />
 
 	<ScrollView
 		a:layout_width="fill_parent"
diff --git a/android-app/src/main/res/layout/cpp_wizard_step_onscreen.xml b/android-app/src/main/res/layout/cpp_wizard_step_onscreen.xml
index 13e8a4ab..8e27d0e3 100644
--- a/android-app/src/main/res/layout/cpp_wizard_step_onscreen.xml
+++ b/android-app/src/main/res/layout/cpp_wizard_step_onscreen.xml
@@ -30,6 +30,7 @@
 
 	<TextView
 		style="@style/WizardLabel"
+		a:id="@+id/wizard_onscreen_message"
 		a:layout_width="wrap_content"
 		a:layout_height="wrap_content"
 		a:drawableTop="@drawable/logo_wizard_window"
diff --git a/android-app/src/main/res/layout/cpp_wizard_step_welcome.xml b/android-app/src/main/res/layout/cpp_wizard_step_welcome.xml
index f72ffa37..a306d2c6 100644
--- a/android-app/src/main/res/layout/cpp_wizard_step_welcome.xml
+++ b/android-app/src/main/res/layout/cpp_wizard_step_welcome.xml
@@ -28,6 +28,7 @@
 
 	<TextView
 		style="@style/WizardLabel.Last"
+		a:id="@+id/wizard_welcome_message"
 		a:drawableTop="@drawable/logo_wizard"
 		a:text="@string/c_first_start_text" />
 </FrameLayout>