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QDirStat vs Disk Space Analyzer: catalog facts
QDirStat	Disk Space Analyzer
Free Free and open source under the GPL version 2.	Freemium Free download, with a paid Pro version.
macOS, Linux	macOS
Treemap plus tree view of disk usage No KDE dependencies	Sunburst and treemap views of disk usage Lists the biggest files in order
No Windows version Interface is dense for casual users	macOS only Some features require the paid version
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-2.0	License not stated
No account needed	Not stated if an account is 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.