There are lots of reasons you should jailbreak your iPhone 4. The main reason behind is to use this awesome phone on networks other than At&t or Verizon. Incase if using your iPhone 4 with other networks (this is very often mention to as "unlocking" with other phones), you might want to install apps, tweaks, or themes that Apple hasn't authorized for one reason or another. Like an austere father, Apple has become infamous picky about the kinds of things it permits on its "flawless" child, the iPhone. Hence, a "black market," full of any potential app or tweak has grown. And jailbreaking permits you access to it.
1. Make use of other networks than the phone was constructed for
Wherever you are in the world, Apple has discussed contracts to make the iPhone 4 lively. They keep the price high, secure control over use, and keep up an air of exclusivity and outstanding for iPhone 4 users. This is rather different to most other smart phones, which contend pretty openly against other smart phones and networks. Many people's thinks, iPhone 4 is really the third most used smart phone, behind number one Android, and number two Blackberry. Jailbreaking and unlocking permits iPhone 4 owners to select their network, which they must be depend on price or network coverage wherever they are.
2. Install non-Apple-approved apps
This is the most general reason people jailbreak their iPhone 4s. Some of the apps consider that compete with Apple's own (like Podcaster) to sick games. Another famous app is SlingPlayer which permits you to stream TV from your SlingBox.
3. Install tweaks, screensavers, ringtones, and wallpapers
Jailbreaking your iPhone 4 opens up a wealth of concerning tweaks to close every phase of your iPhone 4. You need to change the menu, icons, screen saver, wallpaper, and function of the buttons. One very famous tweak permits you to apply your iPhone 4's internet connection to tether other computers onto the web.
These are the top reasons why someone might jailbreak their iPhone 4. From my point of view, jailbreaking your phone actually opens up your iPhone 4 to tons of functionality with reasonably minimal downside risk. Most people jailbreak their iPhones because of the good benefits and advantages in the operation. Once you have jailbreak your iPhone you have a complete control over to your device. It unlocks the restrictions and other features of iPhone. Some applications add convenience using your iPhone.
Jailbreak iPhone 4