Unlocking is often mistaken for jailbreaking, but they are entirely different from each other. Jailbreaking is a process of breaking the restrictions on usage of certain apps by Apple.

1. Clear your confusions about unlock iPhone 4
Unlocking is often mistaken for jailbreaking, but they are entirely different from each other.
Jailbreaking is a process of breaking the restrictions on usage of certain apps by Apple.
After jailbreak, you can download any app and use them in your iPhone. On the other hand,
when you unlock iPhone 4, you actually break the lock on the SIM. This means that after
unlocking, you have the freedom to break the lock and change to any carrier of your choice.
You can also you any SIM or any scheme that is appropriate for you and to your liking.
The Apple iPhone generally comes with AT&T or Verizon SIM. With factory unlock iPhone
4, you no longer have to be stuck to these carriers, you can select any network as per your
preference. In fact, it becomes easier for you to change the SIM while you are traveling.
Once unlocked, you can use a local SIM of the place where you are visiting.
Though there is no problem if you unlock iPhone 4S, but you must be careful if you are
jailbreaking. With jailbreak, your warranty becomes void. So, if you don’t want that to
happen, you should avoid jailbreak. However, you can still unlock iPhone 4 and select your
preferred network, at the same time enjoy the benefits of the warranty too.
To unlock iPhone 4S is a simple process. You have to first search on the web by typing in
‘unlock iPhone 4’ and then select the company offering this service. You then have to
supply them your IMEI number and they will unlock your iPhone within a very short time.
You can then do whatever you want with your iPhone.