Azumio Inc. has Cardio Buddy Touchless Camera Heart Rate Monitor (iTunes Link) for the iPhone and iPod Touch in the iTunes App Store for FREE (regularly $1.99) for a limited time.

Cardio Buddy determines your heart rate from a distance by using the camera sensor within your phone.

Our complex algorithm, developed by researchers from Berkeley and Stanford, analyzes tiny color variations from different parts of your face to give you an accurate measurement.