Smart Alarm Clock Wakes You Up at the Best Time so You Feel Rested and Recharged
iOS/Android: We sleep in cycles and you can feel completely groggy or fully rested depending on where you are in the cycle when you wake up. Smart Alarm Clock tracks your sleep cycles and wakes you up at just the right time.
from Lifehacker http://ift.tt/2kujRqJ
via IFTTT