Most popular mobile operating systems (OSs)
1. Android OS (Google/Open Handset Alliance). Android is the most popular operating system with a 46 percent global market share 2. The iOS is used in Apple’s iPhone, iPod Touch, and iPad products.
3. Symbian (Symbian Foundation). Once the dominant smartphone OS globally, its market share is now around 16 percent and negligible in the U.S. 4. Blackberry this was the dominant OS in the U.S. just a few years ago.While still popular with may business users, its share has dropped dramatically to around 15.9 percent as consumers shift toward Android and Apple-based products. 5.Mobile OSs. Windows Mobile (Microsoft), Palm (Palm, Inc.), and Bada (Samsung) are still found on some smartphone devices, though these OSs account for only a small portion of the global market.