Best Heart Rhythm Monitor Apps

250+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated September 2026

If you already know Heart_Rhythm, this is the deeper bench. 250+ heart rhythm monitor apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of September 2026.

Compare top Heart Rhythm Monitor Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Heart_RhythmHeart_RhythmFree2.1★ (21)NoNoMay 2026
2Cardiio: Heart Rate MonitorCardiio: Heart Rate MonitorFree4.7★ (58K)NoYesSep 2026
3ECG+ | Your Watch ECG ReaderECG+ | Your Watch ECG ReaderFree4.5★ (2.5K)NoYesSep 2026
4KardiaKardiaFree4.8★ (231K)NoNoSep 2026
5ECG heart analyze - watchECG heart analyze - watchFree4.7★ (1.6K)NoYesSep 2026
6Instant Heart Rate: HR MonitorInstant Heart Rate: HR MonitorFree4.9★ (229K)YesYesSep 2026
7VitogramVitogramFreeNoNoMay 2026
8Cardiograph Heart RateCardiograph Heart RateFree4.4★ (1K)YesNoSep 2026

Top Picks for Heart Rhythm Monitor

Heart_Rhythm#1

Heart_Rhythm by SoftRobo Corporation

Finds Stroke Risk
Editor's Choice
🏥 Medical
2.1(21 ratings)
Free
Heart_Rhythm screenshot 1
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Monitor your heart rhythm using your iPhone camera to assess your stroke risk. The app helps identify potential atrial fibrillation, a major cause of stroke, and calculates your risk score. It also displays nearby hospitals for consultation.

Cardiio: Heart Rate Monitor#2

Cardiio: Heart Rate Monitor by Cardiio, Inc.

HR checker & beat analyzer
Strong Contender
💪 Health & Fitness
4.7😊(58K ratings)
FreeIn-App Purchases
Cardiio: Heart Rate Monitor screenshot 1
Cardiio: Heart Rate Monitor screenshot 2
Cardiio: Heart Rate Monitor screenshot 3
Cardiio: Heart Rate Monitor screenshot 4
Cardiio: Heart Rate Monitor screenshot 5
Cardiio: Heart Rate Monitor screenshot 6

Easily track your heart rate, blood oxygen, and fitness using your phone's camera. Get instant readings, analyze trends, and access quick workouts to improve your cardiovascular health. Unlock advanced features for deeper insights and personalized health comparisons.

What We Love

  • 👍 Accurate heart rate monitoring
  • 👍 Convenient and easy to use
  • 👍 Helpful for monitoring heart health conditions
  • 👍 Useful workout features
  • 👍 Integrates well with Apple Health

Room to Improve

  • 🐛 Inconsistent or unreliable readings
  • 🐛 Difficulty getting readings after exercise
  • 🐛 Compatibility issues with newer iPhone models
  • 💰 Paid features not worth the cost
  • 🔒 Privacy concerns with data sharing
ECG+ | Your Watch ECG Reader#3

ECG+ | Your Watch ECG Reader by Heartworks Pty Ltd

Evidence your doctor can use
Worth Considering
🏥 Medical
4.5😐(2.5K ratings)
FreeIn-App Purchases
#35in Medical
ECG+ | Your Watch ECG Reader screenshot 1
ECG+ | Your Watch ECG Reader screenshot 2
ECG+ | Your Watch ECG Reader screenshot 3
ECG+ | Your Watch ECG Reader screenshot 4
ECG+ | Your Watch ECG Reader screenshot 5
ECG+ | Your Watch ECG Reader screenshot 6

This app enhances your Apple Watch ECG recordings by calculating PQRST to reveal your unique heartbeat signature. It also monitors Heart Rate Variability (HRV), an objective measure of physical readiness, and integrates with Apple Health.

What We Love

  • 🚀 Accurate ECG readings
  • 👍 Helpful in monitoring heart health
  • 📊 Provides useful insights and data
  • 🤖 Impressive algorithms and analysis

Room to Improve

  • 🐛 Inconsistent performance and reliability
  • 💰 Expensive subscription model
  • 🤔 Limited functionality in free version
  • ⚠️ Compatibility issues with older devices

More Heart Rhythm Monitor apps to explore

FAQ about Heart Rhythm Monitor

What are the best heart rhythm monitor apps for iPhone?
Heart_Rhythm tops our heart rhythm monitor apps ranking as of September 2026, with a 2.1-star average from 21 App Store ratings, and it's free to download.
Yes — 20 of the top heart rhythm monitor apps we rank are free to download, including Heart_Rhythm and Cardiio: Heart Rate Monitor.
Heart_Rhythm has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 250+ heart rhythm monitor apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app helps you monitor your heart rhythm using your iPhone's camera. By recording your pulse, it can help you identify potential signs of atrial fibrillation (Afib), a common cause of stroke. It then calculates your stroke risk based on established scoring systems and can show you nearby hospitals.
To use the app, place the tip of your index or middle finger on your iPhone's camera lens, ensuring your fingertip is relaxed and still. The app will monitor your heart rhythm and take a screenshot when the graph stabilizes. You can then compare your pulse record to identify irregularities.