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Document Scanner vs gscan2pdf: catalog facts
Document Scanner	gscan2pdf
Free Free and open source under the GPLv3.	Free Free open-source software packaged by Linux distributions such as Debian.
Linux	Linux
Minimal, easy interface Saves scans as PDF or images	Scans straight to PDF or DjVu Uses SANE, so it works with many scanners
Linux only Few advanced scanning options by design	Linux only Plain, dated interface
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 24, 2026

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