Find Your Pulse

Heart-rate app

Heart-rate app     Photo: Courtesy of Instant Heart Rate

Measure your heart rate with your phone—without any external hardware. Place the tip of your finger on the camera lens and Instant Heart Rate Pro will track color changes in your finger and link them to your pulse. Your HR history can be saved, so you’ll be able to compare your measurements over time. Android; $3
Best iPhone Alternative: Instant Heart Rate; $3

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