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NameChanger vs Name Mangler: catalog facts
NameChanger	Name Mangler
Free Free download.	Paid 19 USD with a free trial; upgrades cost 9 USD, and it is also on the Mac App…
macOS	macOS
Live preview of new names as you type Regular expression and sequence renaming	Preview of new filenames before renaming Fast on very large batches
macOS only No metadata-based renaming mentioned	Mac only Paid licence after the trial
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	No account needed
Works offline	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.