iOS 4

An internal build of iOS 4 running on an iPhone 4

iOS 4 is a version of iOS that was released on 21 June 2010. There are four betas of iOS 4.0 that have been released. It is the first iOS version issued under the "iOS" rebranding, dropping the "iPhone OS" naming convention of previous versions.

Builds[edit | edit source]

iOS 4.0[edit | edit source]

iOS 4.0.1[edit | edit source]

iOS 4.0.2[edit | edit source]

iOS 4.1[edit | edit source]

iOS 4.2[edit | edit source]

iOS 4.2.1[edit | edit source]

iOS 4.2.5[edit | edit source]

iOS 4.2.6[edit | edit source]

iOS 4.2.7[edit | edit source]

iOS 4.2.8[edit | edit source]

iOS 4.2.9[edit | edit source]

iOS 4.2.10[edit | edit source]

iOS 4.3[edit | edit source]

iOS 4.3.1[edit | edit source]

Leaked build 8G4

iOS 4.3.2[edit | edit source]

Leaked build 8H7
Leaked build 8H8

iOS 4.3.3[edit | edit source]

Leaked build 8J2
Leaked build 8J3

iOS 4.3.4[edit | edit source]

Leaked build 8K2

iOS 4.3.5[edit | edit source]

Leaked build 8L1