Chart - US Smart Phone Owners By OS

Apple’s introduction of a major redesign of its iOS operating system—iOS 7—comes at a time when there is still a tight race in the US between the number of smartphone owners on Google’s Android operating system (OS) vs. Apple’s iOS. According to a survey from the Pew Internet & American Life Project, in May 2013, Android was ahead of iOS by 3 percentage points; Android ran on 28% of mobile phone owners’ smartphones, compared with 25% on iPhones running iOS. Read the rest at eMarketer.