watchOS
watchOS 4.0
10
Releases
106d
Beta Cycle
12d
Avg. Interval
Sep 19, 2017
Public Release
Release History
Beta 1Jun 5, 2017
Beta 2Jun 21, 2017
Beta 3Jul 13, 2017
Beta 4Jul 24, 2017
Beta 5Aug 7, 2017
Beta 6Aug 14, 2017
Beta 7Aug 21, 2017
Beta 8Aug 28, 2017
GMSep 12, 2017
PublicSep 19, 2017
Insights
Historical avg for major releases
100 days, 9.8 betas
Based on 10 previous watchOS .0 releases
Cycle vs. platform average
106d (avg: 59d)
47 days longer than the watchOS average
Duration ranking
#2 of 47
One of the longest watchOS beta cycles
Longest gap in this cycle
22 days
Between Beta 2 and Beta 3
Previous .0 releases (watchOS)
| Version | Year | Cycle | Betas |
|---|---|---|---|
| watchOS 26.0 | 2025 | 98d | 11 |
| watchOS 11.0 | 2024 | 98d | 9 |
| watchOS 10.0 | 2023 | 105d | 10 |
| watchOS 9.0 | 2022 | 98d | 9 |
| watchOS 8.0 | 2021 | 105d | 10 |
| watchOS 7.0 | 2020 | 86d | 10 |