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Mole vs GrandPerspective: catalog facts
Mole	GrandPerspective
Free Free and open source.	Free Free and open source under the GPL.
macOS, Command line	macOS
Cleaning, uninstalling and disk analysis in one tool Scriptable command-line interface plus a native app	Saved scans can be compared to see what grew since last time Deletes or reveals a file straight from the map
macOS only Cleanup tools can delete files you wanted if used carelessly	macOS only, and the interface is deliberately plain
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-2.0
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 22, 2026

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