Compare software

OmniDiskSweeper vs OpenDisk: catalog facts
OmniDiskSweeper	OpenDisk
Free Free download from The Omni Group.	Free Free and open source under the MIT licence.
macOS	macOS
Plain list of files sorted by size Trash or open files directly from the list	Interactive sunburst view with one-click cleanup Incremental repeat scans
macOS only List view only, no treemap or chart	macOS only Requires macOS 15 Sequoia or later
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: MIT
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 2, 2026

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