An AAB file is an Android App Bundle that developers use for uploading apps to Google Play. After upload, Google Play uses a process called Dynamic Delivery to deliver optimized versions of app packages (. APK files) to user devices so they contain only the specific portions of the app that each device needs to run.

How do I open AAB file on Android?

An app bundle is different from an APK in that you can’t deploy one to a device. Rather, it’s a upload format that includes all your app’s compiled code and resources in a single build artifact. You can extract the apks files from the aab file using the bundletool command.

How do you make AAB?

For generating aab bundle of the project Follow these steps: go to build menu and select option generate signed bundle /APK. Once Android studio has done building, we will get success message like this. Success!