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Duplicate Cleaner vs Prunr: catalog facts
Duplicate Cleaner	Prunr
Freemium Free edition available; Duplicate Cleaner Pro is paid.	Free Free and open source under the MIT licence.
Windows	Windows, macOS, Linux
Finds similar images even after editing or resizing Matches music by audio or tags	Duplicate finder and disk usage analyser in one app Previews and auto-selection for safer cleanup
Windows only Video matching requires the paid Pro edition	Young project with a small user base No documented command-line mode
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: MIT
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 1, 2026

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