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Disk Space Analyzer vs Neodisk: catalog facts
Disk Space Analyzer	Neodisk
Freemium Free download, with a paid Pro version.	Free Free and open source.
macOS	macOS
Sunburst and treemap views of disk usage Lists the biggest files in order	Treemap, flat and sunburst views of disk usage Read-only, so it cannot delete files
macOS only Some features require the paid version	macOS only Cleanup has to be done elsewhere since it never deletes
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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