Developed by Google, Google Chrome is a freeware web browser first released to the public in December 2008. Notable features include bookmarks and settings synchronization, web standards support, malware blocking and plug-ins. The main user interface includes back, forward, refresh/cancel and menu buttons. Tabs are the main component of Chrome’s user interface. The Omnibox combines the functions of the address bar and the search box. Google Chrome 4.1 added a translation bar.