All of the best siren sounds and songs in one app! A soundboard is simply an app that has many buttons and when you press a button, it plays a sound. In this app, there are over 50 very loud siren sounds and songs. Use these sounds to amuse your family or friends. Entertainment for all! As a bonus, if you press and hold any button, you can set that siren sound as: ** your default ringtone ** a ringtone for each person in your contacts ** the default alarm sound ** your notification sound (ema