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37 Degree Bracelet vs HeartRate JS

A side-by-side look at 37 Degree Bracelet and HeartRate JS. For an in-depth review of either product, follow the links below.

37 Degree Bracelet

37 Degree Bracelet

Sport & Health

The 37 Degree Bracelet is a wearable body temperature bracelet that continuously tracks your body temperature. It connects to your phone via Bluetooth and sends alerts if your temperature goes outside the normal range.

wearabletemperaturehealth
HeartRate JS

HeartRate JS

Sport & Health

HeartRate JS is an open-source JavaScript library that enables real-time heart rate monitoring and visualization in the browser using a device's webcam. It uses image processing and color tracking algorithms to detect subtle color changes in a user's face caused by blood circulation and derive an estimated heart rate.

heart-ratehealthtrackingwebcam