Anchor Free is a software company located on National Avenue in the Mountain View Business district. The company specializes in online advertising with an emphasis on user privacy. Anchor Free is known for its launch of Hotspot Shield, a free ad-supported virtual private network client with a reach to over 190 countries. The company launched in 2005 and has since because one of the largest private online media advertisers worldwide. Presently, advertisers use Anchor Free's services to target online advertising video and display campaigns, specific audience segments, channel verticals, contextual websites and all domains visited by users in Anchor Free's global media network.