Compare software

Wise Disk Cleaner vs Sifty: catalog facts
Wise Disk Cleaner	Sifty
Free Free to download and use.	Free Free and open source under the MIT licence.
Windows	Windows, Command line
Removes junk files and browser traces Built-in disk defragmenter	Dry-run by default with a preview before deleting Deletes only to the Recycle Bin, with undo
Windows only Closed source	Windows 10 and 11 only Terminal interface, no graphical window
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: MIT
Not stated if an account is 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.