Instant Heart Rate: HR Monitor

Measure your heart rate in seconds using the phone camera.

iOSApp Store (US)★ 4.9 · 228.9K ratingsGoogle Play (US)★ 3.8 · 309.6K ratings · 10M+ downloadsfreemiumglobal

A mobile app that measures heart rate using the phone camera in seconds, providing quick, camera-based readings without a separate monitor. It is aimed at people who monitor their heart rate and need a fast, portable check; the app has been used in heart research at UCSF and is widely reviewed on app stores.

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