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OmniDiskSweeper vs Radix: catalog facts
OmniDiskSweeper	Radix
Free Free download from The Omni Group.	Free Free and open source, with downloads on GitHub and Homebrew.
macOS	macOS
Plain list of files sorted by size Trash or open files directly from the list	Sunburst and treemap views of the same scan Compares scans to show what changed over time
macOS only List view only, no treemap or chart	Requires macOS 14 or later macOS only
Downloadable app	Downloadable app
Closed source	Open source
License not stated	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.