The new iOS 9 software is now on more than 50 percent of iPhones, iPads and iPod Touches, according to Apple.<br />The company announced the figure on Monday morning, proclaiming it the fastest iOS adoption rate ever.<br />Apple measures iOS adoption based on the number of devices that visit the Apple Store on a given date.<br />The 50 percent mark is based on Apple's App Store stats as compiled on Saturday, September 19, the fourth day into the rollout of iOS 9.<br />"iOS 9 is also off to an amazing start, on pace to be downloaded by more users than any other software release in Apple's history," Philip Schiller, Apple's senior market VP, said in a press release on Monday.
