gevey ultra 51 400x400 Gevey Ultra 5.1 released to unlock GSM iPhone 4, supports iOS 5.1 and 04.12.01 modem

UPDATE: Gevey Ultra 5.1 does not work any more.

Gevey has released the Ultra 5.1 to unlock the GSM iPhone 4 on iOS 5.1. The new version supports the following modem versions: 01.59, 2.10, 3.10.1, 4.10.1, 4.11.08, and 4.12.01.

The new GEVEY Ultra unlocks your GSM iPhone 4 running iOS 5.1 and earlier and now supports modem firmware versions 1.59, 2.10, 3.10.1, 4.10.1, 4.11.08, and 4.12.01. Currently, a tethered Jailbreak is available for iOS 5.1 for iPhone 4, and you will also need to install the latest Furious Mod file for proper operation.

You can purchase the GEVEY Ultra 5.1 for $49.99 here.