← Back to downloads
Xcode 26.3 RC 2 vs Xcode 26.4 Beta 3
Compare critical compatibility fields before upgrading.
| Field | Xcode 26.3 RC 2 | Xcode 26.4 Beta 3 | Diff |
|---|---|---|---|
| Release type | RC 2 | Beta 3 | different |
| Edition | Universal | Apple Silicon | different |
| Release date | 2026-02-20 | 2026-03-09 | different |
| Minimum macOS | 15.6 | 26.2 | different |
| Swift | 6.2.4 | 6.3 | different |
| iOS SDK | 26.2 | 26.4 | different |
| Build | 17C528 | 17E5179g | different |
Recommendation: keep production teams on stable releases unless you need to validate new SDK capabilities.