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Mullvad Browser vs GNU IceCat: catalog facts
Mullvad Browser	GNU IceCat
Free Free to download and use. No Mullvad account or subscription is required, and the browser…	Free Free software from the GNU Project with no paid tier.
Windows, macOS, Linux	Linux
Built with the Tor Project, so the fingerprinting defences are the ones Tor Browser ships Works with any VPN, or none, and needs no Mullvad account	Contains only free software, with no nonfree add-on recommendations LibreJS blocks nonfree JavaScript
Without a VPN in front of it your IP address is as visible as in any other browser Anti-fingerprinting breaks some sites and makes others demand repeated captchas	Blocking JavaScript breaks many modern sites until you allow scripts Builds are distributed from a third-party download page
Downloadable app	Downloadable app
Open source	Open source
License: MPL-2.0	License not stated
No account needed	No account needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 23, 2026

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