Icon Jailbreak iPhone1,2 4

Find a tool to jailbreak your iPhone 3G.

redsn0w

redsn0w

 Supported platforms: macOS, Windows

 Supported versions: 4.2.1, 4.1, 4.0.2, 4.0.1, 4.0, 3.1.3, 3.1.2, 3.1, 3.0.1, 3.0

Sn0wbreeze

Sn0wbreeze

 Supported platforms: Windows

 Supported versions: 4.2.1, 4.1, 4.0.2, 4.0.1, 4.0, 3.1.3, 3.1.2

Star

Star

 Supported platforms: iOS

 Supported versions: 4.2.11, 4.11, 4.0.21, 4.0.1, 4.0, 3.1.3, 3.1.2

  1. Star can be modified to support 4.0.2-4.3, because Apple did not correctly patch the exploits used.
blackra1n

blackra1n

 Supported platforms: macOS, Windows

 Supported versions: 3.1.3, 3.1.2, 3.1