| Field | Xcode 4.3 | Xcode 4.3.1 | Diff |
|---|---|---|---|
| Release type | stable | stable | same |
| Edition | - | - | same |
| Release date | 2011-12-12 | 2012-03-05 | different |
| Minimum macOS | 10.7 | 10.7 | same |
| Swift | unknown | unknown | same |
| iOS SDK | unknown | unknown | same |
| Build | 4E57a | 4E1019 | different |
Recommendation: keep production teams on stable releases unless you need to validate new SDK capabilities.