Flexbeta Firetweaker is the most advanced tweaking and optimization software for Mozilla Firefox. It bundles more than 20 different tweaks to optimize or customize Mozilla Firefox based on your Computer and Internet Connection speeds.

Version 2.0 introduces local versions of Firetweaker 2.0 in German and Dutch, both of which can be downloaded in addition to the English version on our Products Download Page.


* The Most Advanced Tweaking utility for Firefox.
* More than 20 tweaks.
* Performance Optimizations based on the System and Internet Connection Speed.
* 100% Clean for your tweaking pleasure.
* RollBack Engine to revert your browser settings to its previous state.
* Native 64-Bit Edition Under Development.