Compare software

IronFox vs Waterfox: catalog facts
IronFox	Waterfox
Free Free and open source under the MPL.	Free Free and open source under MPL-2.0. Development is funded by donations.
Android	Windows, macOS, Linux
Hardened defaults and uBlock Origin built in, with no configuration needed Continues Mull's work under active maintenance	Telemetry and data collection are removed from the build, not just disabled in preferences Ad blocking and private, anonymised DNS are on by default
Android only Hardened defaults break some sites until exceptions are made	One small team tracking Mozilla, so security updates land after Firefox's The project has changed hands in the past, which matters if you are picking it on trust
Downloadable app	Downloadable app
Open source	Open source
License: MPL-2.0	License: MPL-2.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 21, 2026

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