Welcome to the iMore Forums Create Your Account or Ask a Question Answers in 5 minutes - no registration required!
Results 1 to 3 of 3
  1. Thread AuthorThread Author   #1  
    ip120218's Avatar
    iPhone Nanite

    1 Posts

    Default Need Help!!!! Unlock iPhone 4S. Gevey Ultra S, GPP Sim, R-Sim???

    Hello all, I am a new guy here.

    I have one AT&T iphone 4S, I want to unlock it to use for T-mobile.

    As I know, the unlock sim to help to unlock the iphone 4s now. But I don't which one is better???
    #1, GPP Sim, this product can unlock AT&T iphone 4s.
    #2,Gevey Ultra S, this product can unlock all the GSM iphone 4s.
    #3, R-Sim, I watch the youtube, it is so hard to use.
  2. #2  
    kaze258's Avatar
    iMore Newbie

    29 Posts
    Global Posts
    30 Global Posts


    what base band your on, cuz if your on 4.11.08, welcome to the club, there aint no way in hell to get out of it , if u didnt update the phone and u preserved the old baseband your good , but if that base band say 4.11.08 yeah buddy u gotta wait, let me guess, had faith in gevey and thought it would work, it sucks they wont help customers good luck with it though...
  3. #3  
    gogorocky's Avatar
    iPhone Beginner

    66 Posts


    Check this video :

    R-Sim for iPhone 4S just a plug and play solution.

Posting Permissions