Get user input in an app: Part 2

Add visual polish to the Tip Calculator app to create a better user experience.


Change the app theme


Choose colors for your app and apply them consistently throughout your app using themes.

Change the app icon


Change the launcher icon for your app with the help of the Image Asset Studio tool in Android Studio.

Create a more polished user experience


Update your tip calculator app to look more professional and polished by following Material Design guidelines and best practices for UI development.

Write Instrumentation Tests


Learn what instrumentation tests look like, how to write instrumentations tests, and how to run them.


Test your knowledge of the Gradle build system, app icons, and themes, and earn your Get user input in an app: Part 2 badge.