Cardiograph. Is an application which measures your heart rate. You can save your results for future reference and keep track of multiple people with individual profiles. Cardiograph uses your device's built-in camera or dedicated sensor to calculate your heart's rhythm - the same approach used by professional medical equipment!
ZOOZIMPS THEME is the official developer of the app that can be found in the Health & Fitness category. Over 5K users downloaded and installed Heart Beat Rate and the latest release was on May 26, 2016. On Google Play, the tool was rated 3.3 by its users.