The first play with sound game template. Make the ninja move and jump on to platforms by making sounds. Control the ninja with your screams!!
Amongst Top trending games on Appstore.
Use Soft voice to move the ninja.
Use Loud voice to make the ninja jump and control it with voices to land on the platform and score a point.
Make sure you make the ninja jump really high by making a loud voice / whistle / scream and control the movement to land.
Make sure you don’t disturb you neighbours by making crazy sounds.