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Duplicate File Finder vs fdupes: catalog facts
Duplicate File Finder	fdupes
Freemium A free version is available, and a paid Pro version unlocks more features.	Free Free and open source.
macOS	macOS, Linux, Command line
Scans external disks and cloud storage folders as well as the Home folder Finds similar photos as well as exact duplicates	Finds duplicates by file content Interactive or automatic deletion
macOS only Some features are reserved for the paid Pro version	Terminal only, with no graphical interface Deleting files needs care to avoid removing the wrong copy
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: MIT
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 24, 2026

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