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- Instant Heart Rate: HR Monitor Vs. Cardiio: Heart Rate Monitor
Instant Heart Rate: HR Monitor vs Cardiio: Heart Rate Monitor Usage & Stats
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
- See trends and insights
Just featured in Apple's new TV Ad “Strength” - use your iPhone to find out your heart rate in less than 10 seconds!
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.
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* Place the tip of your index finger on the iPhone’s camera, and in a couple of seconds, your pulse will be shown!
* Instant Heart Rate detects a color change in your finger tip each time your heart beats and uses an advanced algorithm to show you your heart rate.
* A real-time chart will show you every heartbeat, similar to pulse oximeters used in hospitals.
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MAIN FEATURES:
√ Heart rate measurement
√ Heart Rate Activity Zone Calculator
√ Pulse waveform graphs
√ Real-time pulse graph
√ Continuous or Auto-Stop mode
√ Unlimited data storage and tags
√ StandUp test for fatigue and fitness testing
√ Apple Health App Support (Instant Heart Rate Settings -> Health App Sharing)
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Upgrade to Premium to receive unlimited access to Premium features through renewable iTunes subscription.
We offer auto-renewing subscriptions with the following specifications:
- Subscriptions are 1 month or 12 months long
- Subscriptions are $9.99 USD per month or $59.99 USD per year.
- Payment will be charged to iTunes Account at confirmation of purchase
- Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period
- Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal
- Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase
- No cancellation of the current subscription is allowed during active subscription period
- Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication.
Our Privacy Policy and Terms of Use: http://instantheartrate.com/privacy-policy-and-terms-of-use
NOTE: Make sure that your fingertip completely covers the camera lens. Press gently, since pressing too hard reduces blood flow in your finger and it's harder to get a result. Make sure that your fingers are not cold. This app is for recreational and fitness use only!
* NOT INTENDED FOR MEDICAL USE, FOR FITNESS USE ONLY
"Continued use of GPS running in the background can dramatically decrease battery life."
From our heart to yours,
Instant Heart Rate Team
- Apple App Store
- Free
- Health & Fitness
Store Rank
- -
Track Your Heart Health for Free, Anytime, Anywhere with Cardiio. Join over 9.84 million users who trust Cardiio for accurate, easy heart health monitoring. Transform your iPhone into a powerful health tool — track your heart rate, boost fitness, and gain valuable insights, all with just your phone.
Key Features:
1. Instant Heart Rate Monitoring—Accurate and Effortless
• Place your finger on the camera for a precise reading in seconds.
• Featured on CBS’s The Doctors and ABC News.
2. All-in-One Health Tracking Made Simple
• Measure heart rate, blood oxygen, and fitness effortlessly.
• Compare your progress with others in your age, gender, and region for motivation.
3. Quick Workouts to Strengthen Your Heart
• Short, high-intensity 7-minute workouts that boost overall health.
4. Stay in Control—Monitor Progress and Build Healthy Habits
• Unlimited heart rate tracking to stay on top of your health.
• Analyze daily, weekly, and monthly trends—sync seamlessly with Apple Health.
• Export your data easily for personal records or to share with a doctor.
Ready for Deeper Insights? Unlock Cardiio PRO for the next level:
• In-depth pulse waveform analysis
• Blood pressure estimates and detailed oxygen tracking
• Tailored calorie burn estimator for your activities
• Personalized health comparisons by age and sex
• Hypothetical life expectancy based on your heart trends
Why Choose Cardiio?
Cardiio combines simplicity with advanced tracking—perfect for anyone seeking accurate, no-fuss health monitoring. Enjoy a complete set of free features, with the option to unlock more when you’re ready for a deeper dive.
What the Press is Saying:
PC Magazine: "Simple, beautiful, and pretty slick."
Cult of Mac: "Cardiio is one of those apps that wows you..."
Lifehacker: "It’s a little mind-blowing..."
How to Get the Most Out of Cardiio:
Track Daily: Start each day by checking your heart rate to set a baseline.
Follow Your Progress: Use the dashboard to track trends and adjust your goals.
Upgrade for More: Enjoy powerful free features or upgrade when you want even deeper insights.
Download Cardiio now and take charge of your heart health!
Disclaimer:
NOT FOR MEDICAL USE: Cardiio is intended for informational purposes only. If you have concerns about your heart health, consult a healthcare professional.
Additional Information:
Terms of service: https://pensive-lumiere-69f59d.netlify.com/termsofuse.html
Privacy policy: https://pensive-lumiere-69f59d.netlify.com/privacypolicy.html
- Apple App Store
- Free
- Health & Fitness
Store Rank
- -
Instant Heart Rate: HR Monitor vs. Cardiio: Heart Rate Monitor ranking comparison
Compare Instant Heart Rate: HR Monitor ranking trend in the past 28 days vs. Cardiio: Heart Rate Monitor
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Instant Heart Rate: HR Monitor vs. Cardiio: Heart Rate Monitor ranking by country comparison
Compare Instant Heart Rate: HR Monitor ranking trend in the past 28 days vs. Cardiio: Heart Rate Monitor
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December 29, 2025