This is a complete tutorial, discussing how to build a simple calculator app for Android. Check it out, and implement some of the recommended improvements.

Building your Android app If you followed along in Part 2, you’ve already loaded your source code and resource files into your Android Studio project.

During the Google I/O 2022 opening keynote, several improvements and new features were announced involving Android Studio, Jetpack Compose, developing apps for Android tablets, Wear OS ...