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CCleaner vs Cleaner One Pro: catalog facts
CCleaner	Cleaner One Pro
Freemium A free version is available to download from the official site.	Freemium Free to download from Trend Micro, with some features offered as a paid upgrade.
Windows, macOS	Windows, macOS
Clears junk files and browser traces in one place Manages startup items	Shows what is filling the disk and helps free up space Available for both macOS and Windows
Closed source Some features are outside the free version	Closed source commercial software Offers little that the built-in system storage tools cannot do
Downloadable app	Downloadable app
Closed source	Closed 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 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.