While the iPhone is considered by many to be the closest thing to the "perfect" phone, the software running the device is beginning to show its age.



That's why a lot of people enjoy jailbreaking their iPhones, which lets you customize the software with apps and other features that Apple wouldn't normally allow.

Jailbreaking is pretty easy, and you can use this simple tool to do it. (Fair warning: jailbreak at your own risk as it can cause some problems and voids your iPhone's warranty.)

Here are a few of our favorite jailbreak features. You can download most of them from Cydia, an alternative app store that appears on your phone after you jailbreak.