Air horn! was designed to be simple, by only making one sound. Unlike other apps, you don't have to sift through all of the MLG and Jamaican air horns, when all you care about is a normal air horn sound. Pros Uses - Pranking friends - Waking up siblings - Ending arguments - Annoying parents - Getting someones attention - Air Horn Siren - Air Horn Plus - Stadium Air Horn - Air Horn! - Simple Air Horn - Stadium Horn - Bocina - Sports Fans Air Horn Simulator - Ham Horn - Air Horn Sounds Some devices have quiet speakers. As a result the air horn sound will be quiet.