Mozilla Firefox 4 is the latest version of the web browser from Mozilla Foundation. Firefox 4 is one of the most popular web browsers in the Internet world. The new version, that is, Mozilla Firefox 4, browser is one of the most secure and user friendly versions available. Firefox 4 is shipped free with Mac and Linux operating systems. It is also available free for Windows also. Firefox 4 has many new features like interactive audio and video HTML. These features make this browser interesting and friendlier. There is big competition from Google Chrome and Internet Explorer 9; that is the reason Mozilla included so many new features in Firefox 4. Linux is also getting popular these days due to its new found graphical user interface.

Firefox 4 is also compatible with Gecko 2.0 web platform and it is also updated with history code, animation and bookmarking. The newer version Firefox 4 is now available for Mac OS X, Linux, and Windows users. The speed, functionality, and customization of the browser has been increased one of the main feature is the add-ons manager. The latest version uses a Java Script named JaegerMonkey and Direct3D 9 on Windows XP, Direct3D 10 on Windows Vista and Windows 7, and OpenGL on Mac OS X. It is recommended to download Firefox 4 and install it.