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KRename vs ReNamer: catalog facts
KRename	ReNamer
Free Free and open source under the GPL-2.0 licence.	Free Free to download and use on Windows.
Linux	Windows
Regular expression support for advanced renaming Plugins read metadata from images, video and music	Ordered rule chains for precise, repeatable renaming Reads music, photo, video and document metadata into filenames
Linux only Many options can take time to learn	Windows only Not open source
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-2.0	License: Freeware
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 2, 2026

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