This application contains almost 100 different sounds. You can hear the birds singing, dogs barking, submarine sonar, laughter and other when you want. You can use sounds to make jokes with friends. Use the breaking sound to pretend that something has smashed and watch the reaction of people. Want to scare someone? Use a door creaking or steps sound. Are you tired? Relax to the sound of waves or rain. Uses are endless. More sounds coming soon.