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F2 vs Bulk Rename Utility: catalog facts
F2	Bulk Rename Utility
Free Free and open source under the MIT licence.	Freemium Free for personal use at home. Use inside a business requires a commercial licence.
Command line	Windows
Dry run by default shows changes before applying them Undo for any rename operation	Every rename rule, from regular expressions to EXIF and ID3 metadata, is visible on one screen with a…
Command line only, with no graphical interface Regular expression renames take some learning	It is closed source, the dense interface is intimidating, and business use requires buying a commercial licence.
Downloadable app	Downloadable app
Open source	Closed source
License: MIT	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 23, 2026	Official website Full listing and sources Checked September 22, 2026

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