The following table displays the cumulative usage of each major version of iOS.
| Version | Released | Cumulative usage | Last iOS for |
|---|---|---|---|
| iOS 17 | 2023 | 54.5% | Not applicable |
| iOS 16 | 2022 | 85.1% | iPhone X, iPhone 8 |
| iOS 15 | 2021 | 94.2% | iPhone 7, iPhone SE (gen 1), iPhone 6s |
| iOS 14 | 2020 | 96.1% | — |
| iOS 13 | 2019 | 96.8% | |
| iOS 12 | 2018 | 98.8% | iPhone 6, iPhone 5s |
| iOS 11 | 2017 | 99.1% | — |
| iOS 10 | 2016 | 99.5% | iPhone 5c, iPhone 5 |
| iOS 9 | 2015 | 99.8% | iPhone 4s |
| iOS 8 | 2014 | 99.8% | — |
| iOS 7 | 2013 | 99.9% | iPhone 4 |
| iOS 6 | 2012 | 99.9% | iPhone 3GS |
| iOS 5 | 2011 | 100.0% | — |
| iOS 4 | 2010 | 100.0% | iPhone 3G |
| iOS 3 | 2009 | No data | iPhone (gen 1) |
| iOS 2 | 2008 | — | |
| iOS 1 | 2007 |
These figures were last updated on January 4th, 2024 using data from Statcounter GlobalStats and this script. You may update the figures yourself with a pull request.
