Version

• Release Version = release
• Beta Version = beta
• linux Tools = android-sdk

apk support range

• Android 17 - Android 7.0
• Android TV、Android

Signature scheme sample script

• Now there are not only sample scripts in the project, but also built APKs, which use signature schemes v2, v3, v3.1, and v3.2 respectively.
• Hope this sample script can help you

Verify signature scheme

• Verify v3.2 signature scheme using JDK 25

$ java --version
openjdk 25.0.4 2026-07-21
OpenJDK Runtime Environment (build 25.0.4)
OpenJDK 64-Bit Server VM (build 25.0.4, mixed mode)

• Verify Release APK

$ ./apksigner verify -v --verbose app-release-sign.apk
Verifies
Verified using v1 scheme (JAR signing): false
Verified using v2 scheme (APK Signature Scheme v2): true
Verified using v3 scheme (APK Signature Scheme v3): true
Verified using v3.1 scheme (APK Signature Scheme v3.1): true
Verified using v3.2 scheme (APK Signature Scheme v3.2): true
Verified using v4 scheme (APK Signature Scheme v4): false
Verified for SourceStamp: false
Number of signers: 1

• Verify Debug APK

$ ./apksigner verify -v --verbose app-debug-sign.apk
Verifies
Verified using v1 scheme (JAR signing): false
Verified using v2 scheme (APK Signature Scheme v2): true
Verified using v3 scheme (APK Signature Scheme v3): true
Verified using v3.1 scheme (APK Signature Scheme v3.1): true
Verified using v3.2 scheme (APK Signature Scheme v3.2): true
Verified using v4 scheme (APK Signature Scheme v4): false
Verified for SourceStamp: false
Number of signers: 1

Commercial license

• commercialization allowed
• Allow transactional
• Allow templating

Acknowledgements

• Kadb
• android-sdk
• libsu
• AndroidHiddenApiBypass