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Kompare vs Araxis Merge: catalog facts
Kompare	Araxis Merge
Free Free and open source under the GPL 2.0 or later.	Paid Commercial licence with a 30-day free trial.
Linux	Windows, macOS
Compares files and whole folders recursively Creates and applies patches	Two-way and three-way file comparison and merging Folder comparison and synchronisation
Linux only Two-way comparison rather than three-way merge	Paid after the 30-day trial No Linux version
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-2.0-or-later	License not stated
No account needed	Not stated if an account is 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.