# Zen Browser review, pricing and alternatives

Source: https://listme.name/software/zen-browser
Website: https://zen-browser.app/

Firefox-based open-source browser for Windows, macOS and Linux

Zen Browser is a free, open-source browser built on Firefox, for Windows, macOS and Linux. Its code is on GitHub under MPL-2.0, and it adds customization through Zen Mods.

Zen Browser is built on Firefox, and its GitHub topics describe it as firefox-based. The site describes the browser as free and open source, with a balance between design, performance and privacy.

The download page says Zen is available for macOS, Windows and Linux, and that the default builds are Twilight releases, which are pre-release builds. Its code is published on GitHub under MPL-2.0. Zen Mods let you customize the look of the browser, which the site presents as a main feature.

- Free and open source | Windows, macOS, Linux | open source (MPL-2.0)
- Price: Free and open-source browser under MPL-2.0
- Checked: 2026-10-10

## Strengths

- MPL-2.0 licensed, with source on GitHub
- Available for Windows, macOS and Linux

## Limits

- The download page defaults to pre-release Twilight builds
- Mobile versions are not listed on the pages checked

## Rankings

- #6 of 10 in [best Web browsers](https://listme.name/best/web-browsers), score 83.0: A Firefox-based browser under MPL-2.0 for Windows, macOS and Linux, with Zen Mods for customization. Its download page defaults to pre-release Twilight builds, so check the release channel before using it for daily work.

## Alternatives

- [Firefox](https://listme.name/software/firefox), score 92.0
- [Google Chrome](https://listme.name/software/google-chrome), score 91.5
- [Brave](https://listme.name/software/brave), score 90.0
- [Safari](https://listme.name/software/safari), score 88.5
- [Microsoft Edge](https://listme.name/software/microsoft-edge), score 84.5
- [Vivaldi](https://listme.name/software/vivaldi), score 82.0
- [Mullvad Browser](https://listme.name/software/mullvad-browser), score 81.0
- [LibreWolf](https://listme.name/software/librewolf), score 79.5