Apple watchOS

apple os smartwatch

watchOS is Apple’s mobile operating system for its Apple Watches. It is based on iOS, and introduced in 2015.

Release Released Active Support Security Support Latest
10 10 months ago
(18 Sep 2023)
Yes Yes 10.5
(13 May 2024)
9 1 year and 10 months ago
(12 Sep 2022)
Ended 10 months ago
(18 Sep 2023)
Yes 9.6.3
(21 Sep 2023)
8 2 years and 10 months ago
(20 Sep 2021)
Ended 1 year and 10 months ago
(12 Sep 2022)
Ended 1 year and 10 months ago
(22 Sep 2022)
8.8.1
(21 Jun 2023)
7 3 years and 10 months ago
(16 Sep 2020)
Ended 2 years and 10 months ago
(20 Sep 2021)
Ended 2 years and 9 months ago
(11 Oct 2021)
7.6.2
(13 Sep 2021)
6 4 years and 10 months ago
(19 Sep 2019)
Ended 3 years and 10 months ago
(16 Sep 2020)
Ended 3 years and 10 months ago
(16 Sep 2020)
6.3
(14 Dec 2020)
5 5 years and 10 months ago
(17 Sep 2018)
Ended 4 years and 10 months ago
(19 Sep 2019)
Ended 4 years and 9 months ago
(30 Sep 2019)
5.3.9
(05 Nov 2020)
4 6 years and 10 months ago
(19 Sep 2017)
Ended 5 years and 10 months ago
(17 Sep 2018)
Ended 5 years and 9 months ago
(27 Sep 2018)
4.3.2
(09 Jul 2018)
3 7 years and 10 months ago
(13 Sep 2016)
Ended 6 years and 10 months ago
(19 Sep 2017)
Ended 6 years and 9 months ago
(04 Oct 2017)
3.2.3
(19 Jul 2017)

Major versions of watchOS are released annually, with the previous major version losing support.

More information is available on the Apple watchOS website.

You should be running one of the supported release numbers listed above in the rightmost column.


You can submit an improvement to this page on GitHub :octocat: . This page has a corresponding Talk Page.

A JSON version of this page is available at /api/watchos.json. See the API Documentation for more information. You can subscribe to the iCalendar feed at /calendar/watchos.ics.