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 | Security Support | Latest |
|---|---|---|---|
| 26 | 4 months and 3 weeks ago (15 Sep 2025)
|
Yes |
26.2.1
(26 Jan 2026)
|
| 11 | 1 year and 4 months ago (16 Sep 2024)
|
Ended
4 months and 3 weeks ago (15 Sep 2025)
|
11.6.1
(14 Aug 2025)
|
| 10 | 2 years and 4 months ago (18 Sep 2023)
|
Ended
1 year and 4 months ago (16 Sep 2024)
|
10.6.2
(02 Feb 2026)
|
| 9 | 3 years ago (12 Sep 2022)
|
Ended
2 years and 4 months ago (18 Sep 2023)
|
9.6.4
(02 Feb 2026)
|
| 8 | 4 years ago (20 Sep 2021)
|
Ended
3 years ago (12 Sep 2022)
|
8.8.1
(21 Jun 2023)
|
| 7 | 5 years ago (16 Sep 2020)
|
Ended
4 years ago (20 Sep 2021)
|
7.6.2
(13 Sep 2021)
|
| 6 | 6 years ago (19 Sep 2019)
|
Ended
5 years ago (16 Sep 2020)
|
6.3.1
(02 Feb 2026)
|
| 5 | 7 years ago (17 Sep 2018)
|
Ended
6 years ago (19 Sep 2019)
|
5.3.9
(05 Nov 2020)
|
| 4 | 8 years ago (19 Sep 2017)
|
Ended
7 years ago (17 Sep 2018)
|
4.3.2
(09 Jul 2018)
|
| 3 | 9 years ago (13 Sep 2016)
|
Ended
8 years ago (19 Sep 2017)
|
3.2.3
(19 Jul 2017)
|
Major versions of watchOS are released annually, with the previous major version losing support.
Apple publishes a Compatibility Table for supported combinations of iPhone, iOS, watchOS.
A detailed version history can be found on Wikipedia.
You should be running one of the supported release numbers listed above in the rightmost column.
Show Product Identifiers
-
cpe:
cpe:/o:apple:watch_os -
cpe:
cpe:2.3:o:apple:watch_os
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