What can i use to unlock my iphone 4 running iso 6?

I tried lookin up the gevey sim and r sim but its only for the 4s and 5, and i have found some for the 4 but its all below iso 6 and the baseband are different than mines.

Instead try to get your Iphone unlocked using remote unlocking method which serves best and safest mean to unlock Iphones. You can get this service from any vendors online like Mobileunlocksolutions.com

Instead of buying sims to unlock your phone, try the remote unlocking service. It is a permanent unlock process for any iphone model and baseband. Also, the unlock will remain even if you reset, restore and upgrade its ios.

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