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Document Scanner vs ExactScan: catalog facts
Document Scanner	ExactScan
Free Free and open source under the GPLv3.	Paid Paid software with a download available from the site.
Linux	Windows, macOS
Minimal, easy interface Saves scans as PDF or images	Built-in drivers for over 500 professional scanners Auto-crop and de-skew
Linux only Few advanced scanning options by design	Paid software Focused on document scanners rather than photo scanning
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 2, 2026

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