A number of options are available just in case you wish to unlock your iPhone 3, 4 and 5x.
Ultrasnow from Cydia has been around for long and exclusively relies on software exploits.
Gevey sim unlock is an exploit that relies on hardware based sim interposer.
R sim tray interposer is another alternative to gevey sim.
The most reliable method involves using the iPhone IMEI number. this allows you...
