In September released IOS 10 and so far, four-fifths of the users upgraded their iPhone, iPod Touch or iPad. It is revealed by the latest statistics on the Apple website.
According to statistics, uses 79 percent of IOS 10, while 16 percent are running iOS 9. The other 5 percent clinging to version 8 or older.
Right now in beta testing IOS 10.3 for the full and once it's time for the final version will probably percentage to take another leap upwards.