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Q-Dir vs Double Commander: catalog facts
Q-Dir	Double Commander
Free Free for private use. Commercial use requires a donation licence.	Free Free and open source under the GPL 2.0.
Windows	Windows, macOS, Linux
Four panes at once makes multi-folder sorting quick Tiny portable executable	Two panes with a keyboard workflow built for moving files around Multi-rename tool and file comparison built in
Licence is free for private use; commercial use requires a donation licence Interface is cramped and dated	The interface is dated and theming is limited Plugin compatibility with Total Commander is partial
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-2.0
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 September 22, 2026	Official website Full listing and sources Checked September 21, 2026

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