Monitor Your Sleep Position on Your Smartphone

With the the LEFT App, you can view and monitor your sleeping position each night.  

Download the LEFT App for Android phones at: 

Download the LEFT App for iOS phones at:


The LEFT app does not need to be connected via Bluetooth to your LEFT Device during the night to receive sleep position data.

Ensure that the Bluetooth capability of your device is turned ON. 

Press the On/Off button 5 times. The Blue LED Light will flash to confirm the device is ready.