I am using kingroot app and I am sharing my personal experience for this application French King root is using what I root my mobile so sometime reboot my phone and break and hang and process will be again restart and I Congress application because they are restart again and again so this is not used for best applications for root because they are some phone is not work and and use this application my phone is show always 0% battery and my phone is dangerous for this application so guys not use this application because this application you create a many problems for your phone so dont try this app your phone is dangerous for this application.