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Spruce vs Sweeper: catalog facts
Spruce	Sweeper
Free Free and open source under the GPL-3.0-or-later licence.	Free Free and open source under the LGPL.
Linux	Linux
Removes unused Flatpak runtimes as well as caches and logs Native GTK and Adwaita interface	Simple checklist of traces to remove Regular releases with KDE Gear
Linux only Small project with a single main developer	Limited scope compared with full system cleaners Best suited to KDE Plasma desktops
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: LGPL-2.1-or-later
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 24, 2026

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