Compare software

AllDup vs Prunr: catalog facts
AllDup	Prunr
Free Freeware, free for private users and companies.	Free Free and open source under the MIT licence.
Windows	Windows, macOS, Linux
Many comparison methods, including similar images and music Scans inside ZIP, RAR and 7Z archives	Duplicate finder and disk usage analyser in one app Previews and auto-selection for safer cleanup
Windows only Closed source	Young project with a small user base No documented command-line mode
Downloadable app	Downloadable app
Closed source	Open source
License: Freeware	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.