O2Neiro Connect is an application that lets you monitor your heart rate and oxygen saturation. It connects to the O2Neiro forehead sensor. Measure your heart rate and spo2 during sleep or activity. Access your data history. Easily export your data in csv format to your family, friends or doctor. Privacy: all data remains on your phone. O2Neiro is not a medical device. Non-medical use, only for general physical activity/wellness.