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Filelight vs DiskSavvy: catalog facts
Filelight	DiskSavvy
Free Free and open source under the GPL.	Freemium A free version is available, with paid editions for purchase.
Windows, Linux	Windows, Command line
The ring chart makes the biggest space consumers immediately obvious Scans remote and network locations as well as local disks	Analyzes network shares and NAS devices as well as local disks Built-in file classification with charts and reports
Pulls in KDE libraries on non-KDE desktops	Windows only Advanced features are in paid editions
Downloadable app	Downloadable app
Open source	Closed 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 September 24, 2026

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