Smart Heart Beat. Free!

With Heart Beat can measure your heart rate in a very simple and immediate.

Simply put your finger gently on the back of your smartphone camera, taking care to completely cover the lens and flash.
If the flash is not present, make sure that the environment you are in. There is adequate lighting conditions.

When you're ready, click on Start.

The application quickly calculates your heart rate, thanks to a custom algorithm that allows a reliable detection even if you move your finger for a few moments by the camera.
 

The measurement stops after 2 minutes of waiting if the measured values ​​are not correct.
This may depend on an incorrect position of the finger or a hardware smartphone is not adequate.
 
Have fun.