Visual Heart Rate Monitor!

Use the camera in your iPhone 4, 4s or 5 to measure your heart rate This app uses the camera and light on your iPhone to watch the amount of blood in your finger; by watching blood ebb and flow it can calculate your heart rate. An on-screen monitor shows you your current heart pattern and rate and the heart in the middle pumps at the same rate as your own heart You can store heart rates to review later and a full explanation of the science behind the program is included.