macOS
macOS 15.5
6
Releases
40d
Beta Cycle
8d
Avg. Interval
May 12, 2025
Public Release
Release History
Beta 1Apr 2, 2025
Beta 2Apr 14, 2025
Beta 3Apr 21, 2025
Beta 4Apr 28, 2025
RCMay 6, 2025
PublicMay 12, 2025
Insights
Historical avg for .5 releases
42 days, 6.0 betas
Based on 1 previous macOS .5 releases
Cycle vs. platform average
40d (avg: 106d)
66 days shorter than the macOS average
Longest gap in this cycle
12 days
Between Beta 1 and Beta 2
Previous .5 releases (macOS)
| Version | Year | Cycle | Betas |
|---|---|---|---|
| macOS 26.5 | 2026 | 42d | 6 |