Google has just released final forth version of Chrome web browser. According to developers team now users can extend browser functionality choosing among more than two thousand available extensions. Besides new version of Chrome supports Bookmark Sync function. It will be useful for those people who use several computers. Google Chrome automatically synchronizes them and up-to-date across computers. Developers also integrated a number of new HTML5 APIs including WebSocket, LocalStorage and Database API. It is also said that Chrome 4.0 is more stable and works almost twice as fast than previous version of this web browser. At present moment Chrome 4.0 is available for Windows. To those using Google Chrome on Linux, extensions are enabled on the beta channel. As for Mac users Google Chrome developers swear to do their best to bring extensions, bookmark sync and more to the beta in next few weeks. Chrome 4.0 can be downloaded here.