Turn your phone in The Loudest best quality Air horn prank. Impress or prank your friends and family with this very loud sound. Scare of animals when needed, they will run away from the sound. With Air Horn app you can prank, scare or wake your friends up or even cheer at a sports event. It includes realistic horn sounds... which will fool everyone. Every event is better when you pump the air horn as you stroll in. Killed it at a meeting? Blow horn. Nephew just got baptized? Pump the loud hor