said by Time:I hear horror stories of what happens to your iPhone if you jailbreak, particularly with the issues that can arise. I'll probably give it a shot tonight if it allows me to use Google Voice. Where did you download the app at?
Such as? I have jailbroken 5 of them, and the Touch. It can always be restored via iTunes.
I use redsn0w to jailbreak the iphone, it's very easy to do. Here is a well written guide.
»thebigboss.org/guides/jailbreak-···redsn0w/
During the process it will ask if you want to install Cydia, Icy, or both. I only use Cydia as it is a more stable application I feel.