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QDirStat vs Neodisk: catalog facts
QDirStat	Neodisk
Free Free and open source under the GPL version 2.	Free Free and open source.
macOS, Linux	macOS
Treemap plus tree view of disk usage No KDE dependencies	Treemap, flat and sunburst views of disk usage Read-only, so it cannot delete files
No Windows version Interface is dense for casual users	macOS only Cleanup has to be done elsewhere since it never deletes
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 1, 2026

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