Runtastic - Speed & Cadence Sensor

The Runtastic Speed and Cadence Sensor, in combination with the Runtastic Road Bike or Runtastic Mountain Bike app, turns your smartphone into a professional cycling computer. Record your speed, cadence, GPS position, distance, altitude, and much more! Following your ride, you can evaluate your training and analyze your performance. Together with the Runtastic Heart Rate Combo Monitor, you can also record and evaluate your heart rate. Furthermore, you can use the Runtastic Bike Case to easily and safely mount your smartphone on the handlebars or handlebar stem of your bike..