For support go to the DroidPlanner forum: http://ardupilot.com/forum/viewforum.php?f=15
If you like the app consider making a donation to support the development. To donate go to the following link: http://goo.gl/l4z3wM
The app is still in a beta release, if you find any bug report it at: https://github.com/DroidPlanner/droidplanner/issues.
This application is released under GNU Public License v3.
I do not take any responsibility for any damage or injury caused by this app.