Flash Alarm

[Flash Alarm]
  - Flash Alarm is easy and useful with the flash and the screen flicker.
- Good for in silent or in loud noise environment
  - Quick registration using a timer can be useful at busy times.

[How to use]
  - In libraries, schools, offices and hospitals, using the flash and the screen flicker can be useful in a quiet space.
  - In factories, workshops, clubs, the flash is effective even in the noisy space.


[Note]
  - The flash feature is not supported by all devices.
    Not working model : Galaxy Nexus, Droid RAZR, Optimus 3D, etc.
    (if you give me 1 rate because of not working, I am so sad)
  - If the flash does not work sometimes, reboot your phone.