Compare software

QR Scanner vs Qrca: catalog facts
QR Scanner	Qrca
Free Free and open source under the MIT licence.	Free Free and open source under the GPL-3.0+.
macOS, Linux, Android	Linux, Android
Scans and generates QR codes in one app No ads and no personal data collection	Both scans and generates QR codes Runs on Linux desktops and Android
Small project with limited development activity Only covers QR codes	Scanning needs a camera Narrow single-purpose tool
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: GPL-3.0-or-later
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.