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.

Here are some key features of Android Studio: An intelligent code editor that helps with code completion. ... It ranks as one of the most popular Android app development tools. It is an open-source ...

Android Jetpack is a resource of tools and APIs for developers to use to improve their apps. Jetpack Compose Beta 1.2 includes several new APIs and tools for developers to work use within their apps.