Andy Rubin, Nick Sears, Rich Miner, and Chris White founded Android Inc. in October 2003. Firstly, Andy Rubin developed Android OS for digital cameras but he realized that the market for digital camera operating systems perhaps was not all that big. In 2005, Android wasbought by Google and Andy Rubin along with other co-founders continued working under new owners. In 29 June 2007,iPhone was released by Apple Inc with iOS, which was the first OS in the mobile market.