Freeverse (http://freeverse.com/apps/app/?id=8008) has released
Tranquility for the iPhone and iPod touch. It offerse relaxing,
professionally-recorded environmental sounds designed to ease stress
and help the user sleep.

It also sports audio landscapes such as “Gentle Rain”, “Ocean Waves”,
and “Desert Wind.” Tranquility is the first iPhone application of its
kind to include a full 60-minute relaxation and meditation track,
entitled “A Journey Within,” says Ian Lynch Smith, president of
Freeverse.

Tranquility is available for purchase on the Apple App Store for US$0.99.