Zynga Inc. develops, markets, and operates social games as live services in the United States and internationally. The company's games are played on mobile platforms, such as Apple iOS and Google's Android operating systems, as well as on social networking sites, such as Facebook and Snapchat. It also provides advertising services comprising mobile advertisements, engagement advertisements and offers, and branded virtual items and sponsorships to advertising networks, agencies, and brokers; and licenses its own brands. The company was formerly known as Zynga Game Network Inc. and changed its name to Zynga Inc. in November 2010. Zynga Inc. was founded in 2007 and is headquartered in San Francisco, California.