watchOS 27.0 RC
Beta
Build 24R363
Complete archive
watchOS Software Releases
Track all watchOS release history, including stable and beta updates.
Sep 9, 2026
Aug 31, 2026
watchOS 27.0 beta 8
Beta
Build 24R5360a
Aug 24, 2026
watchOS 27.0 beta 7
Beta
Build 24R5358a
Aug 17, 2026
watchOS 27.0 beta 6
Beta
Build 24R5353a
Aug 10, 2026
watchOS 27.0 beta 5
Beta
Build 24R5347a
Jul 27, 2026
watchOS 26.6
Stable
Build 23U67
Jul 20, 2026
watchOS 27.0 beta 4
Beta
Build 24R5325h
watchOS 26.6 RC
Beta
Build 23U67
Jul 13, 2026
watchOS 26.6 beta 5
Beta
Build 23U5062b
Jul 6, 2026
watchOS 27.0 beta 3
Beta
Build 24R5315i
watchOS 26.6 beta 4
Beta
Build 23U5054b
Jun 23, 2026
watchOS 27.0 beta 2
Beta
Build 24R5305g
Jun 15, 2026
watchOS 26.6 beta 2
Beta
Build 23U5040d
Jun 8, 2026
watchOS 27.0 beta
Beta
Build 24R5289n
May 26, 2026
watchOS 26.6 beta
Beta
Build 23U5025e
May 11, 2026
watchOS 26.5
Stable
Build 23T570
May 4, 2026
watchOS 26.5 RC
Beta
Build 23T570
Apr 27, 2026
watchOS 26.5 beta 4
Beta
Build 23T5568a
Apr 20, 2026
watchOS 26.5 beta 3
Beta
Build 23T5558e
Apr 13, 2026
watchOS 26.5 beta 2
Beta
Build 23T5553d
*Tracking 49 releases since WWDC 2025 (OS 26 cycle).