Mac GUI version of geeksn0w has released now. They have released believable another thing for clients. It’s special as there has no bugs and issues. If you are a Mac user you can download CLI (Command Line Tool) for yours. Geeksnow cli 1.0 beta will jailbreak iPhone 4 that are using ios 7.1/ios 7.1.1. if you are a mac user you will be able to restore your iPhone with itunes with the help of this newly released update.
Download geeksnow Mac OS from here