Instant Heart Rate: HR Monitor

Editor's Review

Instant Heart Rate is the most accurate Heart Rate Monitor app for any smartphone and it does not need any external hardware.

Instant Heart Rate (Package Name: si.modula.android.instantheartrate) is developed by Bodymatter and the latest version of Instant Heart Rate: HR Monitor 6.3.4 was updated on April 24, 2026. Instant Heart Rate: HR Monitor is in the category of Health & Fitness. You can check all apps from the developer of Instant Heart Rate: HR Monitor and find 184 alternative apps to Instant Heart Rate: HR Monitor on Android. Instant Heart Rate: HR Monitor is listed in Top 10 Medical Record Apps. Currently this app is for free. This app can be downloaded on Android 6.0+ on APKFab or Google Play. All APK/XAPK files on APKFab.com are original and 100% safe with fast download.

Most accurate and easy-to-use heart rate app
- Used in heart research at UCSF!
- Get your heart rate in less than 10 seconds
- Check your stress levels and heart rate zone
- See trends and insights
You DON’T need a dedicated heart rate monitor to get your pulse, download Instant Heart Rate today and use your camera’s flash to see how healthy you are!
With over 35 million users, the award-winning Instant Heart Rate app is all over the web.
Featured in: CNN, The New York Times, Chicago Tribune, The Guardian, and many more.
#1 Heart Rate app in United States
#1 Heart Rate app in Japan
#1 Heart Rate app in United Kingdom
#1 Heart Rate app in Australia
#1 Heart Rate app in Germany
#1 Heart Rate app in France
#1 Heart Rate app in China
#1 Heart Rate app in Russia
#1 Heart Rate app in Canada
… and many more.
Instant Heart Rate is continuously rated as the world’s best mobile heart rate measurement app and is trusted by Stanford’s leading cardiologists for use in clinical trials.
Measure accurately your pulse and heart beat zone with your heart rate & health monitor after sleeping or during workouts & training. Instant Heart Rate doesn't require heart rate straps. Instant Heart Rate functions similarly to pulse oximeters, detecting change in blood flow in your finger to provide accurate heart beat measurements.
• Measure your heartbeat, pulse, BPM and heart zone accurately in <10 seconds
• Track key indicators of your heart health and cardiovascular health including your resting heart rate
• See when your body is under stress and discover what works to help you relax
• See your PPG pulse graph (similar to ECG / EKG / Cardiograph) - see every heart beat and your heart rate in beats per minute
• Cardio workout monitoring to optimize exercise and track progress pre- and post-workout. Use HR as cardiovascular measurement.
• Monitor your heart rate training zones (Rest, Fat Burn, Cardio, and Peak)
• No strap or dedicated hardware required
• Share heart data with family, friends, and your doctor
How to use Instant Heart Rate, heartbeat counter, to measure your heartbeat accurately?
1. Place finger on phone’s camera
2. Hold finger steady as the camera detects changes in blood circulation in your fingertip
3. Don't press your finger too hard and see your heart rate reading in seconds
How should you use Instant Heart Rate?
• For accurate measurement, Instant Heart Rate should be used daily to measure heartbeat or pulse.
• Tag your heart rate reading for more insight into your heart health and to track your resting heart rate, exercise heart rate, and more
What is a normal heart rate or heartbeat?
• According to American Heart Association (AHA) and the Mayo Clinic, a resting heart beat typically ranges from 60 to 100 beats per minute (BPM).
• However, many studies indicate that, generally, the lower your resting heart rate, the better.
• Heart rate can be affected by stress, anxiety, depression, emotions, activity level, fitness level, body composition, and medication use.
• Knowing your heart rate is important heart-health gauge and cardiovascular metric.
• Heart rate variability is important in measuring stress on your body.
CARE FOR YOUR SAFETY
• Do not rely on Instant Heart Rate for medical advice or diagnosis. Instant Heart Rate is not a replacement or substitute for professional medical care.
• Use Instant Heart Rate for informational, general wellbeing, and fitness purposes only.
• Instant Heart Rate results are approximations only.
• Consult a doctor if you have any health concern or before starting any exercise program. Do not self-adjust medications.
• Stop use if your phone's LED flash heats up to an uncomfortable level.

Instant Heart Rate 6.3.4 Update

• General performance enhancements & bug fixes