Sleepy Time is the best way to fall asleep! Sleepy Time turns your device into a sound machine and offers a wide assortment of audio tracks specially designed to lead you gently into the arms of slumber. You can choose from various sounds including the beach, birds, crickets, and white noise. You have over 80 total sounds to choose from, and if that isn’t enough you can mix and match up to three sounds to create our own unique sleep-scape to help you sleep. Over 300,000 possible sound combinations! Sound options include the following. In many cases, there are several different versions of each sound.