Google Toolbar often distributed through product bundling with a primary download. Google Sidewiki was launched on September 23, 2009, allowing users to make comments, which are visible to the public, on any web page. Google uses ranking algorithms to determine comment relevancy and usefulness using criteria such as users voting up and down a comment and past contributions. Sidewiki is currently available for Internet Explorer and Firefox through Google Toolbar, the Google Chrome browser through an add-on, and for other browsers, like Safari, it is available as a bookmarklet. Web site owners cannot control Sidewiki comments, and there is currently no way
Flock (web browser) of "Best Mac Software of 2007". "PC World's" Harry McCracken reviewed Flock as his "New Favorite Web Browser". In February 2008, AOL announced that it would discontinue support for the Netscape browser, and recommended Flock and Firefox as alternative browsers to its userbase of Netscape 9 users. For the Netscape 8 userbase, AOL recommended only the Flock browser to its users. In March 2008, Flock announced that they had seen "nearly 3 million downloads" and a 135% increase in active users in the first two months of 2008. They also announced "more than 70 percent of Flock users making it