Install Android Studio
Install the Android SDK
Choose a programming language: Kotlin or Java
Create a new Android project
Select an app template
Configure the app name, package name, and minimum SDK
Design the user interface with XML or Jetpack Compose
Write the app logic in Kotlin or Java
Add required permissions in the manifest
Test the app on an emulator or physical device
Debug and fix errors
Build the APK or AAB
Sign the app with a release keystore
Publish the app to Google Play Store