TEE Standard Views vs ECGRef
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TEE Standard Views
This application aids in learning transesophageal echocardiography by visualizing 3D cardiac structures from 2D echocardiographic images. Users can explore standard diagnostic views, rotate 3D heart models, and align them with TEE recordings to understand cardiac function.
- Visualize 3D cardiac structures
- Explore 20 standard TEE views
- Rotate 3D heart and probe models
- Align 3D models with TEE recordings
- Assess cardiac function
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The primary challenge in learning transesophageal echocardiography (TEE) is translating the two dimensional echocardiographic image into a visualization of the three-dimensional (3D) structure of the heart. We have created this application to assist with teaching and learning the assessment of cardiac function with TEE. Users can view the TEE recordings for each of the 20 standard diagnostic views and see the corresponding 3D model of the heart, the TEE probe, and the ultrasound plane. Each TEE view can be selected from a menu at the left of the screen, or by using arrow buttons to go to the next or previous view in the list. For each TEE view, the 3D model of the heart, probe, ultrasound plane, heart can be rotated in the horizontal or vertical plane to view it from any angle. The part of the heart above the echo plane can be removed, and the heart model can be oriented so the structures correspond to the TEE image.
ECGRef
An educational reference for interpreting electrocardiograms, this app covers electrophysiology, rhythm recognition, and common patterns. It aims to assist clinicians and students in accurate bedside ECG analysis.
- Electrophysiology concepts
- Rhythm recognition
- Clinically relevant patterns
- Bedside ECG analysis support
- Educational reference
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ECG interpretation, organized for the bedside. ECGRef is a comprehensive electrocardiogram reference for physicians, nurses, advanced practice clinicians, medical students, and other healthcare learners. Use a structured interpretation workflow, review rhythm patterns, explore ECG leads, check diagnostic criteria, and perform commonly used ECG calculations all in one focused reference. FEATURES • Step-by-step ECG interpretation workflow • Rhythm recognition and clinically relevant pattern review • Interactive frontal-plane and precordial lead explorer • Searchable library of ECG terminology and concepts • ECG calculators for heart rate, QTc, cardiac axis, ventricular hypertrophy, bundle branch block, wide-complex tachycardia, and more • Clinical risk tools • Bedside takeaways, common pitfalls, and “do not miss” findings • Favorites, global search, related content, and personal notes ECGRef connects core electrophysiology with practical ECG analysis. Whether you are learning a systematic approach, reviewing an unfamiliar rhythm, or checking a calculation, the app makes relevant information easy to find. Created by Rishi Kumar, MD, FACC (“RK.MD”), an academic adult cardiothoracic anesthesiologist and cardiovascular ICU intensivist committed to free, open-access medical education. Learn more at https://rk.md ECGRef is intended for educational and informational purposes only. It does not provide medical advice and is not a substitute for professional judgment, diagnosis, or treatment. Clinical findings and calculations must be independently verified and interpreted in the context of the individual patient. Seek guidance from a qualified healthcare professional regarding any medical condition. Do not disregard or delay professional medical advice because of information provided by this app.
Screenshots
Verdict
The clearest difference is price: ECGRef at Free against TEE Standard Views's $4.99. ECGRef also leads on rating (4.9 vs 3.8) and update cadence (every 3 weeks vs every 9 months). TEE Standard Views's advantage is iOS requirement (6.0 vs 26.0). On ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
ECGRef is free to download; TEE Standard Views costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
ECGRef holds the better App Store score, 4.9 against 3.8. Both are backed by a comparable volume of ratings — 8 and 32 respectively. Written reviews point the same way: 83% of TEE Standard Views's written reviews are positive against 100% of ECGRef's.
TEE Standard Views ships an update every 9 months, ECGRef every 3 weeks. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.
| Parameter | TEE Standard Views | ECGRef |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 3.8 (8 ratings) | 4.9 (32 ratings) — better |
| Positive reviews | 83.3% of reviews | 100.0% of reviews — better |
| Number of ratings | 8 | 32 — better |
| Update frequency | Every 9 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPad | iPhone, iPad — better |
| Requires iOS | 6.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 60 MB | 13 MB |
| Age rating | 4+ | 17+ |
| Developer | University Health Network | Rishi Kumar |
Customer experience
TEE Standard Views
ECGRef
In-app purchases
TEE Standard Views
No in-app purchases
ECGRef
No in-app purchases








