EchoRef vs Echocompanion
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
Echocompanion
This medical app provides reference ranges for echocardiographic parameters based on current guidelines. It includes an echo calculator and educational resources like videos and a book.
- Normal and abnormal echocardiographic ranges
- Latest guideline-based data
- Echo calculator
- Educational videos
- The Book of Echo
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Echocompanion is a dedicated echocardiography tool providing normal and abnormal ranges for various echocardiographic parameters based on the latest available guideline. Also, echo calculator is available. In addition, educational material in the field of echocardiography is available including The Book of Echo and many educational videos. Sami Ghazal MD, FASE, FACC, FESC
Screenshots
Verdict
The clearest difference is ratings volume: EchoRef at 1.4K against Echocompanion's 2. EchoRef also leads on update cadence (every 2 months vs every 8 months). Echocompanion's advantage is iOS requirement (15.5 vs 26.0). On price, rating, ads and in-app purchases 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.
On the App Store both sit at effectively the same score — 4.9 for EchoRef against 5.0 for Echocompanion. That said, the two scores are not equally well evidenced: EchoRef has 1.4K ratings behind it against 2, so its average is the more settled of the two.
EchoRef ships an update every 2 months, Echocompanion every 8 months. The most recent releases landed on September 18, 2026 and August 6, 2026 respectively.
| Parameter | EchoRef | Echocompanion |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (1.4K ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1.4K — better | 2 |
| Update frequency | Every 2 months — better | Every 8 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 26.0 | 15.5 — better |
| Further details — not scored | ||
| Size | 105 MB | 67 MB |
| Age rating | 17+ | 4+ |
| Developer | Rishi Kumar | Sami Ghazal |
Customer experience
EchoRef
Echocompanion
In-app purchases
EchoRef
No in-app purchases
Echocompanion
No in-app purchases
Questions
Is EchoRef free?
Is Echocompanion free?
Which has better reviews, EchoRef or Echocompanion?
Do EchoRef or Echocompanion have ads?
Which is updated more often, EchoRef or Echocompanion?
Other comparisons
