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Tencent Lemon Cleaner vs Mac Sai: catalog facts
Tencent Lemon Cleaner	Mac Sai
Free The developer offers a downloadable full version and a separate App Store edition.	Free Free and open source.
macOS	macOS
Finds large, duplicate, and similar photo files Includes application uninstall and disk space analysis	Cleaner, optimizer and malware scanner in one app Apple-notarized builds
The App Store edition omits some features available in the full version	macOS only Young project from a single maintainer
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 1, 2026

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