heart beats is the most accurate Heart Rate Monitor app for any smartphone and it does not need any external hardware. Use it for optimizing your exercise and to track your progress.Install it now and keep fit.Accuracy is constantly tested by fitness coaches, athletes and auther users like you.Place the tip of your index finger on phone's camera and in a couple of seconds your HR will be shown.A real-time chart will show your every heart beat rhythm pace.It uses your phones built-in camera to track color changes on the fingertip that are directly linked to your pulse. This is the same technique that medical pulse oximeters use. Many of our users have cardiovascular disease, stroke, Afib (atrial fibrillation), heart attacks, stress and diabetes.Now you have a chance to track your fitness gym workouts and vital health every-time with just your phone.Your resting heart rate gives you a view into your hearts fitness. The fitter you get the lower your heart rate will be.