Practice interpreting EKGs in lead II with realistic simulations. Choose rhythms to study or test your knowledge in a game mode. Ideal for healthcare professionals to hone their diagnostic skills.






199+ iOS apps curated and reviewed
Out of 199+ arrhythmia apps on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 4.2★ (111) | No | Yes | Aug 2026 | |
| 2 | Free | 4.7★ (58K) | No | Yes | Aug 2026 | |
| 3 | Free | 4.5★ (2.4K) | No | Yes | Aug 2026 | |
| 4 | Free | 4.8★ (226K) | No | No | Aug 2026 | |
| 5 | Free | 3.6★ (50) | Yes | Yes | Jul 2026 | |
| 6 | Free | 4.0★ (92) | No | Yes | Jun 2026 | |
| 7 | Free | 4.7★ (846) | No | No | Aug 2026 | |
| 8 | Free | 4.9★ (229K) | Yes | Yes | Aug 2026 |






Practice interpreting EKGs in lead II with realistic simulations. Choose rhythms to study or test your knowledge in a game mode. Ideal for healthcare professionals to hone their diagnostic skills.






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.






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.


Record medical-grade EKGs from home using a personal EKG device. Get instant analysis for common arrhythmias and easily share your heart data with your doctor for remote management of your heart health.


This app uses your phone's sensors to visualize your heart's mechanical activity, offering insights into pulse, rhythm, and recovery. It provides detailed cardio-wave views and generates doctor-ready reports, all while keeping your data private on your device.


Monitor your heart rhythm using your smartphone camera for quick and detailed analysis. Detect potential cardiac arrhythmias like atrial fibrillation with regular use. Receive expert review for abnormal results and personalized heart health articles.


Get your ECGs analyzed by certified experts within minutes for peace of mind. This app supports various devices like Apple Watch and Fitbit, offering detailed interpretations of palpitations and abnormal heart rhythms. Track heart rate variability to monitor stress and recovery.


Measure your heart rate and stress levels accurately using your phone's camera. Track trends, view pulse waveforms, and utilize a StandUp test for fitness insights. Integrates with Apple Health.


Monitor your heart rhythm and analyze ECG data from wearables or patch recorders. Receive detailed feedback and practical tips for improving your physical health. This app is for informational purposes and not a substitute for professional medical advice.


This app uses your phone's camera and LED to measure and analyze heart rate and heart rate variability through photoplethysmography. It provides real-time monitoring and allows you to save and view your health data in record and graph formats.


This app analyzes smartwatch ECG data, providing professional-grade insights into heart rhythm irregularities and heart rate variability. It uses AI to explain results in plain language and generates shareable PDF reports for cardiologists. Data is analyzed locally for complete privacy.


This medical reference guide provides a comprehensive overview of ECG analysis and interpretation. It features high-quality ECGs from real patients, annotated with explanations of normal and abnormal findings. Content is organized by ECG features and diagnoses for easy learning and reference.


Easily monitor your heart rate, track steps, and record vital health metrics like blood pressure and body temperature. Save and visualize your health data, set reminders, and share your progress with friends and family. This app provides convenient health insights for daily well-being.


Learn to interpret ECGs with this comprehensive app. It offers study materials, practice ECG strips, and essential clinical facts to help you understand abnormal EKGs and master 12-lead interpretations.


This app provides a vast library of interpreted ECG cases to help medical professionals and students enhance their electrocardiogram reading skills. It offers interactive learning modes and detailed case analyses, reducing the need for multiple reference sources.


Track your heart rate using your phone's camera. Get readings in seconds, view historical data, and access guided meditations and health articles. Integrates with Apple Health and offers a home screen widget for convenience.


This app provides a suite of tools for diagnosing and managing cardiac rhythm disorders. It offers algorithms for localizing arrhythmias, differentiating conditions like WPW from FVF, and assessing disease risks. Users can visualize progress, save analysis paths, and access cited scientific references.


This medical app works with a specific ECG device to record and monitor heart rhythms. Users can send ECG signals and receive detailed PDF reports with medical advice.


Measure your heart rate instantly using your smartphone's camera and LED flashlight. Track your pulse history with clear graphs and intuitive guidance for accurate readings. Useful for exercise, stress, or general health curiosity.


Monitor your heart health and overall well-being with advanced tracking and AI-powered insights. Analyze heart rate, blood pressure, and mood to understand your body's signals and receive personalized health guidance.