Compare software

Kompare vs Beyond Compare: catalog facts
Kompare	Beyond Compare
Free Free and open source under the GPL 2.0 or later.	Paid Paid license with a free trial.
Linux	Windows, macOS, Linux
Compares files and whole folders recursively Creates and applies patches	Compares folders, text, images and tables Merges changes from two versions
Linux only Two-way comparison rather than three-way merge	Paid after the trial Proprietary software
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-2.0-or-later	License not stated
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 September 23, 2026

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