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Firefox vs Falkon: catalog facts
Firefox	Falkon
Free Free software from a non-profit-owned foundation. Mozilla sells separate subscription…	Free The software is free under its open-source licence. Hosting, hardware and external…
Windows, macOS, Linux, Android, iOS	Windows, Linux
Total Cookie Protection stops cookies following you between sites An engine that is not Chromium, which matters for the health of the web	An ad blocker and a password manager are enabled out of the box, and it follows Plasma theming…
A small number of sites are still built and tested only against Chromium Mozilla’s revenue comes largely from a search deal, which shapes some defaults	The extension ecosystem is tiny compared with Chromium and Firefox, and releases are infrequent.
Downloadable app	Downloadable app
Open source	Open source
License: MPL-2.0	License: GPL-3.0
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 20, 2026	Official website Full listing and sources Checked September 22, 2026

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