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Pinkbin vs SpaceSniffer: catalog facts
Pinkbin	SpaceSniffer
Free Free and open source under the MIT licence.	Free Freeware with donations welcomed. The source code is not published.
Windows	Windows
Fast whole-drive scan with a view of space allocation AI explanations for unfamiliar folders before deleting	A treemap makes the biggest space consumers obvious at a glance Drill down with one click, zoom with a double-click, filter by file type
Main documentation is in Chinese, with a separate English readme Young project with a short release history	Windows only Closed source freeware
Downloadable app	Downloadable app
Open source	Closed source
License: MIT	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 21, 2026

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