Once you have the .jar file, you can run it via the command line. A common use case for developers and modders is to sign a single APK or a whole folder of APKs at once:
It supports multiple signing schemes to ensure compatibility with modern Android versions. Download uber apk signer jar
Are you planning to use this for or for signing a modified APK ? apksigner | Android Studio Once you have the
java -jar uber-apk-signer.jar --apks /path/to/your/apks apksigner | Android Studio java -jar uber-apk-signer
You can find the latest stable version of the tool on the uber-apk-signer GitHub Releases page.
If you don't provide a keystore, the tool will automatically use a debug keystore provided within the JAR to make the process easier. Key Features
You can point it at a directory, and it will process every APK it finds.