Apktag -

APKTag solves this with . It doesn't just store the signature hash; it computes the signature_block_hash (the hash of the entire signing block). Two APKs with different package names but the same signature block hash are 100% signed by the same developer key.

APKTag gives you that priority. It whispers: "Ignore the 50 weather apps. Focus on the one that contains the string 'dexguard' and requests 'INSTALL_PACKAGES'." APKTag is available as a standalone Rust binary (no Python environment or JVM required). You can install it via Cargo: cargo install apktag apktag

apktag find --signer 6c9a...f3e2 And instantly get a timeline of every app that developer has ever touched. Where APKTag shines is automation. Because it is a CLI tool that outputs JSON by default, it fits neatly into malware pipelines. APKTag solves this with

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And start searching: apktag search --db android_archive.db --tag "missing_certificate" APKTag won't replace jadx or Ghidra. But if you have ever wasted thirty minutes searching for an APK you know you reversed last month, it will save your sanity. In the chaotic world of Android binaries, it finally offers a card catalog. APKTag gives you that priority

The Android reverse engineering community has long solved the problem of decompiling code (thanks, apktool and jadx ). But until recently, no one seriously solved the problem of it.