![](/static/253f0d9b/assets/icons/icon-96x96.png)
![](https://lemmy.ml/pictrs/image/u9kB0kgEaN.png)
It’s not a replacement for Firefox or it’s forks, it’s a complement to your main browser. It’s like private browsing but always private and always separate from your other browsers and won’t save any data locally except maybe bookmarks.
The link I originally posted should explain this but here is a page that explains it in greater detail: https://mullvad.net/en/browser/hard-facts. Some more links:
Mullvad is a fork of Tor Browser so it gets some features from that like:
Discussion about this https://github.com/mullvad/mullvad-browser/issues/1