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Filelight vs SquirrelDisk: catalog facts
Filelight	SquirrelDisk
Free Free and open source under the GPL.	Free Free and open source.
Windows, Linux	Windows, macOS, Linux, Command line
The ring chart makes the biggest space consumers immediately obvious Scans remote and network locations as well as local disks	Sunburst and treemap views Scans remote servers over SSH and cloud storage
Pulls in KDE libraries on non-KDE desktops	Visual charts can be less precise than a plain sorted list
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0	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 September 22, 2026	Official website Full listing and sources Checked October 2, 2026

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