Framaroot. This application allows you to root a lot of Android devices listed on the forum dedicated to the subject. To do this, install it and try to root your mobile device by selecting the various methods of exploiting faults available to you. But that's not all, you can also choose the application that helps you to manage Root access once the manipulation is done or remove the Root access at any time to return to the original state.
Download Framaroot for android direct link