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Duplicate File Finder vs Cisdem Duplicate Finder: catalog facts
Duplicate File Finder	Cisdem Duplicate Finder
Freemium A free version is available, and a paid Pro version unlocks more features.	Paid Free download to try, with a paid license for full use.
macOS	Windows, macOS, iOS
Scans external disks and cloud storage folders as well as the Home folder Finds similar photos as well as exact duplicates	Compares files by content, not just names Finds similar photos as well as exact duplicates
macOS only Some features are reserved for the paid Pro version	Full version requires purchase Closed source
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is 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 October 2, 2026

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