EchoRef vs EchoGuide by ASE
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EchoRef
This educational reference app provides comprehensive information on point-of-care ultrasound (POCUS), echocardiography, and cardiac measurements. It includes lessons on interventional procedures and hemodynamic calculations for medical professionals.
- Point-of-care ultrasound (POCUS)
- Transthoracic echocardiography (TTE)
- Transesophageal echocardiography (TEE)
- Cardiac dimensions and valve measurements
- Hemodynamic and ultrasound calculations
- Interventional procedure lessons
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EchoRef is a free iOS ultrasonography educational reference covering point-of-care ultrasound (POCUS), transthoracic echocardiography (TTE), and transesophageal echocardiography (TEE). Additionally, it contains cardiac dimensions, native/prosthetic valve measurements, hemodynamic/ultrasound calculations, and lessons ranging from interventional procedures to mechanical circulatory support. This app is intended for educational and informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you may have regarding a medical condition, and never disregard or delay seeking professional advice because of information provided by this app. About Rishi Kumar, MD, FACC ("RK.MD") I'm an adult cardiothoracic anesthesiologist and cardiovascular ICU intensivist practicing in academic medicine. I'm passionate about teaching with free, open-access medical education. Learn more on my site: https://rk.md
EchoGuide by ASE
This medical app offers over 50 calculators, algorithms, and charts based on key guidelines for cardiac care professionals. It allows users to favorite interactive tools for quick access to a wide range of echocardiography measurements and assessments.
- Over 50 calculators, algorithms, and charts
- Based on ASE guidelines
- Favorite interactive tools
- Cardiac care reference
- Echocardiography measurements
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ASE’s EchoGuide provides access to over 50 calculators, algorithms, and charts. EchoGuide was developed based on key ASE guidelines for use by healthcare professionals providing cardiac care. One special feature in the app is that users have the ability to select their favorite interactive tools for easy access. Topics include: • Left Ventricle • Left Ventricle Mass • Left Ventricular Diastolic Function • Right Ventricle • Left Atrium • Right Atrium Dimensions & Volumes • Aorta • Aortic Regurgitation • Aortic Stenosis • Mitral Regurgitation • Mitral Stenosis • Tricuspid Regurgitation • Tricuspid Stenosis • Pulmonic Regurgitation • Pulmonic Stenosis • Prosthetic Aortic Valve Function • Prosthetic Mitral Valve Function • Prosthetic Tricuspid Valve Function • Prosthetic Pulmonic Valve Function • Prosthetic Valve Regurgitation EchoGuide is intended for educational/informational use only. EchoGuide is not intended for use in the diagnosis of disease or other conditions, or in the cure, mitigation, treatment, or prevention of disease by aiding clinical decision-making. Please send feedback through the App information page and feel free to leave a review and rating in the App Store.
Screenshots
Verdict
The clearest difference is review sentiment: EchoRef at 100% against EchoGuide by ASE's 75%. EchoRef also leads on ratings volume (1.4K vs 41) and rating (4.9 vs 4.7). EchoGuide by ASE's advantage is update cadence (monthly vs every 2 months) and iOS requirement (14.2 vs 26.0). On price, ads, in-app purchases and monetization model 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
EchoRef holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: EchoRef has 1.4K ratings behind it against 41, so its average is the more settled of the two. Written reviews point the same way: 100% of EchoRef's written reviews are positive against 75% of EchoGuide by ASE's.
EchoRef ships an update every 2 months, EchoGuide by ASE monthly. The most recent releases landed on September 18, 2026 and September 10, 2026 respectively.
| Parameter | EchoRef | EchoGuide by ASE |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (1.4K ratings) — better | 4.7 (41 ratings) |
| Positive reviews | 100.0% of reviews — better | 75.0% of reviews |
| Number of ratings | 1.4K — better | 41 |
| Update frequency | Every 2 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 26.0 | 14.2 — better |
| Further details — not scored | ||
| Size | 105 MB | 96 MB |
| Age rating | 17+ | 12+ |
| Developer | Rishi Kumar | American Society of Echocardiography |
Customer experience
EchoRef
EchoGuide by ASE
In-app purchases
EchoRef
No in-app purchases
EchoGuide by ASE
No in-app purchases
Questions
Is EchoRef free?
Is EchoGuide by ASE free?
Which has better reviews, EchoRef or EchoGuide by ASE?
Do EchoRef or EchoGuide by ASE have ads?
Which is updated more often, EchoRef or EchoGuide by ASE?
Other comparisons
