Infographic: Growing Up: The Maturation of iOS and Android OS

A detailed look at rivals Apple and Google from 2007 to 2012.
Apple and Google have continued to jockey for position following the debut of their respective smartphones, the iPhone in September 2007 and the HTC Dream in September 2008.
Since that time, the firms have sold millions of smartphones and tablets, while adding hundreds of thousands of apps to their app stores, in turn notching up billions of downloads.
Google is expected sell 310 million Android phones in 2012, more than doubling the Apple's iPhone sales, which are set to hit 118 million.

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