According to the latest distribution data, iOS 14 is now installed on 90% of iPhones released in the past four years. 8% of smartphones are running iOS 13, and 2% are still running earlier versions of iOS.
85% of all iPhones (including those over four years old) run iOS 14. 8% still use iOS 13, and 7% still use an earlier version of iOS. These devices include devices that do not run iOS 14.
For iPads, 91% of all iPads released in the past four years use iPadOS 14. Like iPhones, some iPads in the All Devices category may not run iOS 14. In fact, 12% of tablets in this category have iOS 12 or earlier, and 9% of tablets have iOS 13.