Screenshots
About ZipSigner
ZipSigner lets you sign APK, ZIP, and JAR files directly on your Android device. Whether you're a developer testing apps, distributing custom builds, or managing file integrity, this app streamlines the signing process with just a few taps.
Assign custom MD5 or SHA1 signatures in seconds without needing a computer or complex command-line tools. The straightforward interface handles the cryptographic work for you, making file signing accessible even if you're new to the process.
Keep your development workflow mobile. ZipSigner works with files stored anywhere on your phone's storage, so you can sign and verify packages on the go. Perfect for Android developers, security-conscious users, and anyone who needs to authenticate their files offline.
Requirements: Android 1.5 or higher. ZipSigner is lightweight, fast, and designed for developers who value simplicity without sacrificing security.
Pros & Cons
Pros
- Sign APK, ZIP, and JAR files directly on your Android device without a computer
- Lightweight app with straightforward interface, no complex command-line knowledge required
- Works entirely offline, keeping your signing keys and files on your device
- Supports MD5 and SHA1 signature algorithms for file authentication and verification
Cons
- Requires Android 1.5 or higher but no mention of support for modern Android versions
- No cloud backup or recovery option if your signing keys are lost or device is damaged
- Limited to Android only, not available on other platforms for cross-device workflows
- Storing sensitive cryptographic keys on a mobile device carries inherent security risks
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