Compare software

Mac Sai vs PureMac: catalog facts
Mac Sai	PureMac
Free Free and open source.	Free Free and open source under the MIT licence, with no subscription.
macOS	macOS, Command line
Cleaner, optimizer and malware scanner in one app Apple-notarized builds	Cleans Xcode, Homebrew and system caches App uninstaller that finds orphaned files
macOS only Young project from a single maintainer	macOS only Cleanup permanently deletes files, so selections need care
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: MIT
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it 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.