Here are some fun useless sound apps for your enjoyment
This app utilizes the famous Wilhelm scream when your phone is thrown in the air.
SoundHound Music Search
You can ID songs, search by singing, view lyrics, and browse artists.
Funny Laugh Sound Ringtones
Laugh Ringtones app includes 42 Funny Laughs. Laugh Ringtones can install as phone ringtone, SMS ringtone and Alarm ringtones.