If you feel tired and sleepy throughout the day, just try this app and have a beatiful nap. You will feel more energized in no time.
Massively intrusive Amazon adverts render this app unusable for me.
nice interface but the audio stops. doesnt finish. it gets interrupted by an ad
*less ads, more beautiful look
Sleep Calculator - Free app that helps you get most out of your sleep pattern.
Sleepset recomends sleep music to induce deep sleep by analizing sleep patterns.