SHA-256 Fingerprint Extractor

Upload your PWABuilder / Bubblewrap zip, drop in assetlinks.json, or paste any text containing a SHA-256 fingerprint — we'll pull it out for you.

Drop a file or click to upload

Accepts .zip, .json, .txt — typically the PWABuilder download or assetlinks.json

Or paste text

Paste the contents of assetlinks.json, signing-key-info.txt, or any output from keytool / apksigner.