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Privacy Friendly QR Scanner vs Qrca: catalog facts
Privacy Friendly QR Scanner	Qrca
Free Free and open source under the GPL 3.0.	Free Free and open source under the GPL-3.0+.
Android	Linux, Android
Built to request only the permissions it needs Handles QR codes and barcodes, including vCards	Both scans and generates QR codes Runs on Linux desktops and Android
Android only Basic feature set compared with commercial scanners	Scanning needs a camera Narrow single-purpose tool
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0-or-later
No account needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.