iOS (Jailbroken): Unlocking your iPhone and taking it over to another carrier has been a relatively painless process in the past, but it wasn't always foolproof and didn't work on some modern devices. Different basebands on different phones meant it only worked some of the time. However, a new jailbreak tool called SAM makes unlocking easy to do on any iPhone model capable of running iOS 5 regardless of the baseband. More »