You can self test all the hardware and software component of your mobile. A basic testing is possible with this application. This app is mostly useful to test your own mobile ( In case its not functioning well ) or other mobile before buying it.

Sensor testing : Following sensors can be tested using this application:
Barometer Sensor, Shake Sensor, Light Sensor, Com Sensor, Step Sensor, Acceleration Sensor & Proximity Sensor

Hardware Testing: Following Hardware can be tested using this application:
Battery, U Specification, System Specification, Vibrator testing, Camera, Display and Headphone Jack & Mic Testing.

Storage Information : Details of Used RAM, Free RAM and total size of RAM. Internal and External storage details like total, used and free storage space.

Network and Wifi Testing : Network information like Service State, Cell Location, Call State, Connection State and Signal Level.

Sim Details : Complete information of Sim.