A free program for Android, by PNN Soft.

Heart Rate – Sport Gear + Wear is a simple app for tracking your heart rate. It is useful for people who want to lose weight, keep fit, do some exercise or are just curious about their health. It can also be used for medical purposes. The app can measure your heart rate using a device with a built-in heart rate sensor. It can also be used to check your blood pressure, and to find out how much oxygen and carbon dioxide you have in your blood.

The app is useful for people who want to keep track of their heart rate, and for people who want to lose weight. The app can be used for both purposes.