Smart Alarm Clock: sleep cycles & noise recording (iOS) app for FREE

Smart Alarm Clock ensures healthy sleep and comfortable awakening. To feel good and energetic during the day, you need to wake up at the time which is the best for your body – during the REM (rapid eye movement) sleep phase when the awakening threshold is minimal. Smart Alarm Clock not only monitors your sleep cycles and wakes you up at the best time, but also registers all noise disturbances that interrupt your healthy sleep.+