ECG Pro | 12-Lead ECG Cases & Reference
Real ECGs. Real cases. Real confidence.
Whether you're a medical student finding your feet or a seasoned clinician keeping your skills sharp, ECG Pro gives you a hands-on way to master ECG interpretation — at your own pace, on your own device.
Trusted by 5 million healthcare professionals worldwide.
Learn from real-world cases, not textbook diagrams
Every one of our 3,500+ cases comes from actual 12-lead ECG recordings captured at 500Hz — raw waveform data you can examine at pixel-level detail, not static images. Each case includes a full expert interpretation covering 100+ findings across arrhythmias, conduction disorders, ST changes, hypertrophy, and more.
Two ways to learn
Play Mode — watch the trace unfold in real time with audible heartbeat cues, just like a bedside monitor
Read Mode — interpret a printed 12-lead tracing at your own pace, then check the expert read
Built for how clinicians actually work
Browse by finding — AFib, VT, ST elevation, QT prolongation, and more
Search by waveform feature — type "flat T wave" or "escape rhythm" and find it instantly
View in 12×1, 6×2, or 4×3 lead layouts
P / QRS / T wave annotations across all 12 leads
Bookmark cases for later review
Share cases as PDF with colleagues or students
For everyone in healthcare
Medical students building a cardiology foundation. Physicians and practitioners staying sharp. Nurses and paramedics recognising critical rhythms. Teachers with a ready-made library of teaching cases.
Findings include
Atrial Flutter · Atrial Fibrillation · Ventricular Fibrillation · SVT · Ventricular Tachycardia · PVC / PAC Bigeminy & Trigeminy · Escape Rhythms · QT Prolongation · Short QT · ST Elevation · Ventricular Hypertrophy · High Voltage · S1S2S3 Pattern · and many more
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Ratings & Reviews
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When interpreting ECGs, there is often a significant gap between straightforward findings you can identify with ease and complex cases where it is difficult even to know where to begin. Version 6.0 is designed to bridge that gap through progressively challenging tests and practice cases, helping you build your skills and confidence one case at a time.
Version 6.0
The developer, WMS, Inc, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
Diagnostics
Privacy practices may vary based, for example, on the features you use or your age. Learn More
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
Provider
WMS, Inc
Size
116.6 MB
Category
Medical
Compatibility
Requires iOS 17.6 or later.
iPhone Requires iOS 17.6 or later.
iPad Requires iPadOS 17.6 or later.
Apple Vision Requires visionOS 1.3 or later.
Apple TV Requires tvOS 9.0 or later.
Languages
English and 5 more
English, German, Italian, Japanese, Simplified Chinese, Traditional Chinese