Install Android Studio
Install the Android SDK
Create a new project
Choose a project template
Select a programming language
Set the app name, package name, and save location
Configure the minimum SDK version
Design the user interface
Add app logic
Connect UI elements to code
Handle user input
Test the app on an emulator
Test the app on a physical device
Fix errors and improve performance
Build the APK or AAB
Sign the app for release
Publish the app to Google Play Console