According to Gizmodo, there’s a new site on the block that claims to unlock your iPhone for free. Unsure how well it functions, or if it does anything at all (I smell a hoax site), however, given that there appears to be no charge for the service, the only thing on the line is your email address:

“At the moment, this is not much more than a website sucking email addresses from innocent victims. But if what they claim is true, iphoneunlocking.com has unlocked 1,917 iPhones from the shackles of AT&T service.