Withings Sleep offers sleep cycles analysis (deep, light and REM), heart rate tracking and snore detection. Easy one-time setup and automatic sync to the Health Mate app via Wi-Fi. Also features IFTTT integration for scenarios such as dimming lights when you go to bed or turning up your thermostat when you get up. Sleep provides an in-depth look at your nights by monitoring sleep cycles, tracking heart rate and detecting snoring. Easy one-time setup under the mattress makes Sleep fit seamlessly into your life. Plus with automatic sync via Wi-Fi, there’s nothing you need to do but sleep and then wake to find all data in the app.