EchoRef vs POCUS 101
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
POCUS 101
Access all Point of Care Ultrasound courses and download completed certificates. Facilitates direct messaging between learners and group leaders, with progress tracking for group management.
- Access Point of Care Ultrasound courses
- Download completed certificates
- Direct messaging for groups
- Manage learner progress
- Group subscription features
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Easily access all Point of Care Ultrasound Courses from POCUS 101. Download all completed certificates from the App. For group subscriptions, learners and group leaders can message each other directly from this App. Group leaders can also see and manage their learners progress with this App.
Screenshots
Verdict
The clearest difference is ratings volume: EchoRef at 1.4K against POCUS 101's 11. EchoRef also leads on update cadence (every 2 months vs every 4 months). POCUS 101's advantage is iOS requirement (11.0 vs 26.0). On price, rating, review sentiment and ads 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 POCUS 101. That said, the two scores are not equally well evidenced: EchoRef has 1.4K ratings behind it against 11, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.
EchoRef ships an update every 2 months, POCUS 101 every 4 months. The most recent releases landed on October 15, 2026 and October 11, 2026 respectively.
| Parameter | EchoRef | POCUS 101 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (1.4K ratings) | 5.0 (11 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 1.4K — better | 11 |
| Update frequency | Every 2 months — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 26.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 105 MB | 57 MB |
| Age rating | 17+ | 17+ |
| Developer | Rishi Kumar | POCUS 101 |
Customer experience
EchoRef
POCUS 101
In-app purchases
EchoRef
No in-app purchases
POCUS 101
No in-app purchases
