Firefox Is Getting a Free Built-In VPN on March 24. It's Useful, But Here's What It Can't Do

This article features deals sourced directly by Gizmodo and produced independently of the editorial team. We may earn a commission when you buy through links on the site. Mozilla just announced that Firefox 149, scheduled to roll out on March 24, 2026, will ship with a free built-in VPN for users in the United States, France, Germany, and the United Kingdom. No extension to install, no account required, no credit card. Just open Firefox and your IP is masked. It sounds like a big deal, and for a lot of people, it actually is, with one important caveat: this is not a VPN in the traditional sense, and Mozilla is fairly upfront about that if you read past the headline. The free tool routes your browser traffic through a proxy server operated by Mozilla’s infrastructure partner. Your IP address is hidden from websites and trackers while you browse inside Firefox. You get up to 50 GB of data per month, which is more than enough for daily browsing, and Mozilla says the service follows its standard data principles, meaning no logs are sold to advertisers. For someone who wants basic anonymity on public Wi-Fi or wants to stop sites from tracking their location, this is genuinely useful. Mo