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.






197+ iOS apps curated and reviewed
arrhythmia is the household name in cardiac arrhythmia challenge, but it's far from the only option. We track 197+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 4.2★ (87) | No | Yes | Jul 2026 | |
| 2 | Free | 4.5★ (671) | Yes | Yes | Jul 2026 | |
| 3 | Free | 4.7★ (1.7K) | No | Yes | Jul 2026 | |
| 4 | Free | 4.5★ (3.6K) | No | Yes | Jul 2026 | |
| 5 | Free | 4.7★ (58K) | No | Yes | Jul 2026 | |
| 6 | Free | 4.7★ (392) | No | Yes | Jul 2026 | |
| 7 | Free | 4.8★ (222K) | No | No | Jul 2026 | |
| 8 | Free | 4.5★ (2.4K) | No | Yes | Jul 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.






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.






Prepare for your ACLS certification exam with over 550 practice questions, reference materials, and megacode scenarios. Master essential resuscitation skills and gain confidence for test day. Study anytime, anywhere with adaptive quizzes and in-depth statistics.


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.


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.


Enhance your ECG interpretation skills with a vast library of real patient cases. This app offers detailed ECG recordings and interactive tests to challenge and improve your diagnostic abilities. Ideal for medical professionals and students seeking to build a strong cardiology foundation.


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 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.


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 app serves as a comprehensive guide and quick reference for electrocardiograms (ECGs/EKGs). It covers a wide range of rhythms, blocks, and myocardial infarctions, and includes interactive quizzes to test knowledge.






This app provides quick reference ECGs of cardiac arrhythmias for medical professionals. It's designed for emergency situations or exam preparation, focusing on rhythm strips to avoid confusion. Users should have basic ECG knowledge.


This app enhances physical exams by recording and analyzing heart and lung sounds. It helps detect potential heart and lung conditions, allowing for secure storage and sharing of recordings and reports. Features like murmur and AFib flagging are available with compatible devices and memberships.


Master 12-lead ECG interpretation with real patient cases and expert explanations. This app helps EMS providers, nurses, and physicians build accuracy and confidence in identifying critical cardiac conditions through interactive learning and customized practice.


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 clinicians with a digital tool to assist in running cardiac arrest codes and delivering advanced cardiac life support (ACLS) at the bedside. It features the latest AHA recommendations and includes intuitive access to algorithms, drug dosing, and timers for efficient patient care.


Monitor your heart rate and analyze your pulse with real-time tracking and daily reports. Receive alerts for irregular heart rhythms and gain personalized insights into your cardiovascular health. Integrates with Apple Health for a comprehensive wellness profile.


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.


This app uses your smartphone camera to monitor heart rate and variability, providing a heart score and stress/energy insights. It also allows logging of blood pressure and oxygen levels, and offers an AI chatbot for health queries.