Mosquito Repeller - Anti mosquito sound generator

If you hate mosquitos and other insects, this app is just for you.
It repels mosquitos, insects and rats by generating high frequency sound.
It has 6 different frequencies for sounds:
- 10 KHz
- 13 KHz
- 17 KHz
- 19 KHz
- 21 KHz
- 23 KHz

Try them all and find out which one works for you the best.