Download Uber-apk-signer.jar - !!link!!

The same tool works for .aab files:

Uber APK Signer is command-line only. For a graphical interface, try (Windows) or SignAPK (Android app with PC bridge). download uber-apk-signer.jar

: It supports Android signing schemes v1, v2, v3, and v4. The same tool works for

: The tool has zipalign embedded for Windows, Mac, and Linux (64-bit), ensuring your APKs are optimized for memory usage automatically after signing. and Linux (64-bit)

Includes an embedded debug keystore, allowing for easy "one-click" debug signing without manually providing a certificate. Custom Key Support:

There are several reasons why you might need to download uber-apk-signer.jar: