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Vanadium vs Firefox: catalog facts
Vanadium	Firefox
Free The open-source browser is available without a license fee.	Free Free software from a non-profit-owned foundation. Mozilla sells separate subscription…
Android	Windows, macOS, Linux, Android, iOS
Hardening that goes beyond browser settings into the Chromium build itself Provides the system WebView, so other apps benefit too	Total Cookie Protection stops cookies following you between sites An engine that is not Chromium, which matters for the health of the web
Intended for GrapheneOS; it is not a general Android browser No extension support	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
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: MPL-2.0
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 20, 2026

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