Greenpois0n Untethered Jailbreak/Unlock iPhone iOS 4.2.1,5 Beta

Development team has put in place without ties jailbreak software packages for OS 4.2.1. Among the various software packages available, Greenpois0n offers a safer way to jailbreak the devices that work under OS 4.2.1. This software package is compatible with iPhone, iPod Touch, iPad and iPhone 4. The jailbreak process has become simpler now. Users can now go online for help and you can also