Fitbit Charge - Activity and sleep tracking wristband

Pzizz - Sleep at the push of a button! Now with "Focus"

Apple Watch Series 3 - Apple's newest internet-connected smartwatch

Sleep Watch - AI-powered, personalized insights about your sleep.

Fitbit Blaze - Fitbit Blaze is a smartwatch that includes both a heart rate monitor and a fitness activity tracker. It comes with a color touchscreen, and you can change both the watch's strap and frame. Read more about Fitbit Blaze.

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.