press release Jailbreak and Unlock iPhone 4/3Gs 4.3.5 and 4.3.4 FastSn0w Is Untethered FastSn0w Has been updated to unlock iphone 4 4.3.5/4.3.4/4.3.3 and jailbreak, it works on iphone 3Gs as well TopWireAugust 23, 2011