Jailbreaking

Jailbreaking

The name refers to breaking the device out of its "jail", which is a technical term used in Unix-style systems, for example in the term "FreeBSD jail". 

iOS jailbreaking is the process of removing the limitations on Apple Inc. devices running the iOS operating system through the use of software and hardware exploits; A jailbroken iPhone, iPod touch, or iPad running iOS can still use the App Store, iTunes, and other normal functions, such as making telephone calls.

Restoring a device with iTunes removes the jailbreak.

 Jailbreak-Compatible Apple Devices

Apple devices for which there are jailbreaks available include:

• iPhone
• iPod touch
• iPad
• 2nd and 3rd Generation Apple TV

What You Can Do With Jailbroken Devices

Some of the things you can do with jailbroken devices include:

• Change the interface of your iOS device
• Remove built-in apps that come with the iOS
• Install apps not authorized by Apple or available through the App Store
• Get and install paid apps for free (however, this is theft and illegal)
• Download music, videos, ebooks, and other content for free (in some cases, this is theft)
• Get tethering without additional fees
• Access the iOS filesystem