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Xcode 4.0.1 vs Xcode 26.4.1
Compare critical compatibility fields before upgrading.
| Field | Xcode 4.0.1 | Xcode 26.4.1 | Diff |
|---|---|---|---|
| Release type | stable | stable | same |
| Edition | - | Apple Silicon | different |
| Release date | 2011-03-23 | 2026-04-16 | different |
| Minimum macOS | 10.6.8 | 26.2 | different |
| Swift | unknown | 6.3.1 | different |
| iOS SDK | unknown | 26.4.1 | different |
| Build | 4A1006 | 17E202 | different |
Recommendation: keep production teams on stable releases unless you need to validate new SDK capabilities.