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Czkawka vs jdupes: catalog facts
Czkawka	jdupes
Free Free and open source under the MIT licence, with no advertising.	Free Free and open source under the MIT licence.
Windows, macOS, Linux, Android	Windows, macOS, Linux, Command line
Finds duplicates, similar images, similar videos and similar music Written in Rust and multithreaded, with caching for repeat scans	Fast duplicate detection across large folders Can replace duplicates with hard links or symlinks
The Czkawka GTK interface ends at 12.0; new work goes to Krokiet Similar-image matching produces false positives you must review	Command-line only, with no graphical interface Deletion options need care to avoid removing wanted files
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 2, 2026

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