Evasion team has just release Evasion 1.4. The new Evasion 1.4 is support iOS 6.1.2 firmware to untethered jailbreak your iOS Devices. There are bugs in old version of iOS which such as exchange server related are fixed now on iOS 6.1.2. The new version of evasion which is Evasion 1.4 will jailbreak your all devices as as iPhone, IPod Touch and iPad. You can download new Evasion 1.4 form link below

evasi0n-1.3

Please note that before you upgrade your device to iOS 6.1.2 and jailbreak with Evasion 1.4, Apple did not fixed any of the exploits which use in evasion jailbreak, So all the jailbreak user must compatible your iOS device with the new released of iOS 6.1.2 firmware. With confident jailbreak your Device guys. One thing is more impotent is backup your device personal data before upgrading to iOS 6.1.2. for jailbreak iOS 6.1.2 you should fresh restore your device. Do not update your device to iOS 6.1.2 from Settings> General> Software Update>.

Download link for Evasion 1.4

Windows
Mac OS X
Linux OS