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.






247+ iOS apps curated and reviewed
Out of 247+ arrhythmia apps on iOS, 17 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 | Sep 2026 | ||
| 3 | Free | 3.5★ (4) | No | No | May 2026 | ||
| 4 | Free | 4.8★ (232K) | No | No | Sep 2026 | ||
| 5 | Free | 4.5★ (2.5K) | No | Yes | Sep 2026 | ||
| 6 | Free | 3.6★ (50) | Yes | Yes | Jul 2026 | ||
| 7 | Free | 4.3★ (7) | No | No | May 2026 | ||
| 8 | Free | 4.0★ (92) | No | Yes | Jun 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 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.