Ultrasound Repeller - repel mosquito and annoying kids!

[gabriel66]

This app turns your device into ultrasound emitter to repel annoying mosquito, rats and even kids!

it's free, let's try

iTunes link:
itms://itunes.apple.com/us/app/ultrasound-repeller/id452678166?ls=1&mt=8

 

[emt1]

Right, except that this can't work because the iPhone's speaker maxes out around 18kHz