Download Firefox 18 Final

By | January 9, 2013

Download Firefox 18 FinalUp to 25% faster JavaScript with IonMonkey.

Good news for all your performance enthusiasts out there as Mozilla has just released the final build of the Firefox 18 web browser, which promises up to 25% faster JavaScript, thanks to IonMonkey.

What else is new? In addition to the eliminated animations for themes, Firefox 18 also includes tab switchin performance improvements, a support for Retina Display on OS X 10.7, initial support for WebRTC and a new HTML scaling algorithm, which is set to improve the overall image quality.

Firefox 18 Final Changelog


– Faster JavaScript performance via IonMonkey compiler
– Support for Retina Display on OS X 10.7 and up
– Preliminary support for WebRTC


– Experience better image quality with our new HTML scaling algorithm
– Performance improvements around tab switching


– Support for new DOM property window.devicePixelRatio
– Improvement in startup time through smart handling of signed extension certificates


– Support for W3C touch events implemented, taking the place of MozTouch events


– Disable insecure content loading on HTTPS pages
– Improved responsiveness for users on proxies

Firefox 18 Final

About (Author Profile)

Vygantas is a former web designer whose projects are used by companies such as AMD, NVIDIA and departed Westood Studios. Being passionate about software, Vygantas began his journalism career back in 2007 when he founded Having said that, he is also an adrenaline junkie who enjoys good books, fitness activities and Forex trading.

Comments (6)

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  1. IE User says:


  2. Jc says:

    See the complete list of bugs fixed for Firefox 18:

  3. Yousef Alemiem says:

    hope when Firefox 20 the new ui have the same as windows on linux

    • Greg says:

      They should of come up with a UI that suits Windows 8 like Maxthon aka Cloud Browser is doing. Nothings more better than a browser matching your os.

      • apád anyád says:

        UI for Metro is also being worked on. On one of the sites, I saw that it is 60% done, but take that with a pinch of salt.

  4. Greg says:

    That’ll do Firefox..that’ll do