Hearing Sense Annoying Sound

You want to annoy your friends? Use this app!

With this app you have the possibility to create a sound that annoys your friends.
Choose a high frequency and disturb and annoy everyone around you!!!
At a high note no one notices that it comes from you!

Is there anyone who deserves to be annoyed? Use this app!


!!!Do not use this app with earplugs - it can hurt your ears!!!