watchOS
Apple's wearable operating system powering the Apple Watch with intuitive touch interactions, digital crown navigation, and seamless integration with iOS devices.
Timeline
2026
27
2025
26
2024
11
2023
10
2022
9
2021
8
2020
7
2019
6
2018
5
2017
4
2016
3
2015
2
2015
1