iPhone OS 1.0 (2007–2010)	iPhone OS 2.0 (2008–2011)	iPhone OS 3.0 (2009–2013)	iOS 4 (2010–2014)	iOS 5 (2011–2014)	iOS 6 (2012–2014)	iOS 7 (2013–2014)
iOS 8 (2014–2015)	iOS 9 (2015–2019)	iOS 10 (2016–2019)	iOS 11 (2017–2018)	iOS 12 (2018–2023)	iOS 13 (2019–2020)	iOS 14 (2020–2021)
iOS 15 (2021–present)	iOS 16 (2022–present)	iOS 17 (2023–present)	iOS 18 (2024–present)	iOS 26 (2025–present)	iOS 27 (2026–present)

iPhone OS

iPhone OS 1.0 (2007–2010)

iPhone OS 2.0 (2008–2011)

iPhone OS 3.0 (2009–2013)

iOS

iOS 4 (2010–2014)

SVG NEEDED

In 2010, Apple renamed iPhone OS to iOS as the iPod Touch and iPad also supported the software. This first began with the release of iOS 4.

iOS 5 (2011–2014)

BETTER LOGO NEEDED

iOS 6 (2012–2014)

SVG NEEDED

iOS 7 (2013–2014)

iOS 8 (2014–2015)

iOS 9 (2015–2019)

SVG NEEDED

iOS 10 (2016–2019)

iOS 11 (2017–2018)

iOS 12 (2018–2023)

iOS 13 (2019–2020)

iOS 14 (2020–2021)

iOS 15 (2021–present)

iOS 16 (2022–present)

iOS 17 (2023–present)

iOS 18 (2024–present)

iOS 26 (2025–present)

iOS 27 (2026–present)