Compare software

Qrca vs QR ScanGen: catalog facts
Qrca	QR ScanGen
Free Free and open source under the GPL-3.0+.	Free Free and open source under MIT-0 or CC0-1.0.
Linux, Android	Linux
Both scans and generates QR codes Runs on Linux desktops and Android	Scanning and generating in one window Scanned content copied to the clipboard automatically
Scanning needs a camera Narrow single-purpose tool	Small project with few contributors Basic feature set
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: MIT-0 OR CC0-1.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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