Mozilla released Firefox 20 just two days ago, but the company has already rolled out its web browser’s beta version for Android. The new Firefox 21 beta comes with additional features such as HTML5 compatibility optimizations & open-source custom fonts.

Firefox beta for Android includes custom open-source fonts, Open Sans and Charis. These two new fonts will substitute the default Android fonts for which the company claims “a visually appealing and clear reading experience.”

As far as the HTML5 compatibility optimizations are concerned, the beta rollout comes out with advancements to HTML5 compatibility which was tested on HTML5test.com. Mozilla now claims that Firefox for Android platform scores 411 along with 14 bonus points out of 500.

Check Out the Full Firefox 21 Beta for Android Changelog

  • NEW: Shipping Open Sans and Charis fonts for Web Content.
  • NEW: Ability to save media files on a long tap.
  • CHANGED: Polished UI based on Holo theme.
  • CHANGED: CSS -moz-user-select:none selection changed to improve compatibility with -webkit-user-select:none (bugs 816298).
  • CHANGED: Graphics-related performance improvements (bug 809821).
  • CHANGED: Removed E4X support from SpiderMonkey.
  • DEVELOPER: Implemented Remote Profiling.
  • DEVELOPER: Integrated, Add-on SDK loader and API libraries into Firefox.
  • DEVELOPER: DOM/content implementation for <input type=’time’> Associated bugs.
  • HTML5: Added support for <main> element.
  • HTML5: Implemented scoped stylesheets.
  • FIXED: The download Manager page is not updated after clearing private data (777639).
  • FIXED: In content, UI cut off on small screens (840593).

The New Firefox beta for Android can be downloaded now from Google Play Store. The stable version of Firefox for android is expected to be rolled out next month.