Sleep Cycle - Bio-alarm clock that wakes you up at optimal times based on your sleep patterns.
Pzizz - Sleep at the push of a button! Now with "Focus"
Sleep as Android - Common alarm clocks ignore your sleep cycles, they wake you on schedule no matter your are currently in your deep sleep. Waking up from deep sleep is unpleasant, it makes you tired and it may negatively affect your productivity during the whole day.
Brain.fm - Music designed for the brain to enhance focus, relaxation, meditation, naps and sleep within 10 - 15 minutes of use.
Pillow for iOS - An iOS companion that helps you sleep better 💤
Sleep Watch - AI-powered, personalized insights about your sleep.