New Beta Downloads Now Available

Test your apps with the latest release of macOS, iOS, watchOS, and tvOS.

  • macOS Sierra 10.12.6 beta 3 (16G16b)
  • iOS 10.3.3 beta 3 (14G5047a)
  • watchOS 3.2.3 beta 3 (14V5744a)
  • tvOS 10.2.2 beta 3 (14W5745a)
View all downloads.

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