To track the record of the fitness activity, the user wears the wearables and use smartphones. To track the fitness record the smartphones have the sensors attached to it. These sensors help you to collect the health data. Best mobile app Development Company in California explains the use of three sensors that are used in smartphones and smartwatches. All trendy wearable and smartphones include tracking sensors such as accelerometers, gyroscopes, and compasses. A gyroscope is an instrument that utilizes the momentum of the earth to calculate the position of the object in space, Acceleration depending on the beginning, end, and speed of motion. Did you know about this all?