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Privacy Friendly QR Scanner vs Barcode Scanner: catalog facts
Privacy Friendly QR Scanner	Barcode Scanner
Free Free and open source under the GPL 3.0.	Free Free and open source under the GPL-3.0 licence.
Android	Android
Built to request only the permissions it needs Handles QR codes and barcodes, including vCards	Reads and generates QR Code, Data Matrix, PDF 417 and Aztec Looks up food, cosmetics, book and music product details
Android only Basic feature set compared with commercial scanners	Android only Product lookups depend on online databases
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	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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