iOS Ref

iOS version usage

The following table displays the cumulative usage of each major version of iOS.

Version Released Cumulative usage Last iOS for
iOS 18 2024 70.6%
iOS 17 2023 82.6%
iOS 16 2022 91.3% iPhone X, iPhone 8
iOS 15 2021 96.3% iPhone 7, iPhone SE (gen 1), iPhone 6s
iOS 14 2020 97.0%
iOS 13 2019 97.3%
iOS 12 2018 98.3% iPhone 6, iPhone 5s
iOS 11 2017 99.4%
iOS 10 2016 99.7% iPhone 5c, iPhone 5
iOS 9 2015 99.9% iPhone 4s
iOS 8 2014 99.9%
iOS 7 2013 99.9% iPhone 4
iOS 6 2012 100.0% 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 April 18, 2025 using data from Statcounter GlobalStats and this script. You may update the figures yourself with a pull request.

See also

Further reading