PPG Heartbeat Detector description

- How to use it?
* Place your index finger on the mobile front camera and DO NOT MOVE.
* Use the button to take screenshots.

- How does it works?
* After a few seconds the flash light reflected from your skin will be analyzed to trace the blood flow and extract heartbeat signal from it.
* A process call heart peak detector will analyze the data and try to catch the peaks.

Please if any problem email the developer.