What is Jailbreak iPhone?
Jailbreaking means using special software or methods to open up your iPhone or iPad so that you can install 3rd-party or unapproved applications. In normal words, it means to get tweaks and applications which Apple would not approve in the App Store. Don not worry, iPhone jailbreaking is 100% legal.
Why jailbreak?
After you jail broke your iphone, You can obtain instant access to a third party App Store and download free ringtones, backgrounds, themes, wallpapers, utilities, toys, games, program They are all free!
What is Unlock iPhone?
Unlocking means a hack that permits you to make your iPhone work with some other mobile services.
Why Unlock?
Verizon, AT&T and lots of other network service providers lock the iphones so these iphones will only utilize their branded SIM card. If you try to use a different SIM card in your locked iphone, you will get an error message just like SIM Card Not Accepted . Unlock an iphone makes it possible for you to use any SIM card associated with any mobile phone network. http://www.howtojailbreakaniphone.net/