Ultrasn0w 1.2.5 to unlock iPhone 4, 3GS on iOS 5.0.1.
The news come from the last update on the iPhone Dev-team blog with the release of the Redsn0w .9.9b9 today.
Ultrasn0w 1.2.5 will not support a higher basebands, so what's new in Ultrasn0w 1.2.5 ?
Ultrasn0w 1.2.5 will bring support for iOS 5.0.1 to unlock the basebands listed below.
Supported Baasebands for ultrasn0w 1.2.5 unlock on iOS 5.0.1
To unlock your iPhone with Ultrasn0w 1.2.5
your iPhone has to be already jailbroken via building custom iOS Firmware using Redsn0w 0.9.9b9.