It can automatically use an embedded debug keystore or accept your own custom release certificates. How to Download Uber-APK-Signer.jar
Manually signing APKs using standard Android SDK tools can be a multi-step, tedious process involving keytool , jarsigner , and zipalign . Uber-apk-signer simplifies this by combining these actions into one command. download uber-apk-signer.jar
It includes an embedded zipalign executable for Windows, macOS, and Linux (64-bit), so you don't need to have the full Android SDK installed just to optimize your APKs. It can automatically use an embedded debug keystore
It supports Android signing schemes v1, v2, v3, and v4 , ensuring your apps are compatible with both older and the newest Android versions. It includes an embedded zipalign executable for Windows,
After signing, the tool automatically verifies the signature and zipalign status to ensure the file is ready for installation or Play Store upload.