Daysheet vs EchoRef
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Daysheet
View your work schedules, daily assignments, and pending requests in a streamlined format. This application is designed for BWH end-users and requires an account to access its features. It provides sorted schedules by pods or individuals on call.
- View call schedules
- See daily assignments
- Access pending requests
- Sort schedules by pods
- Sort schedules by people on call
- Requires user account
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Daysheet allows BWH end-users to view call schedules, daily assignments, and requests in a quick and easy format. You cannot make requests using this app. You must have an account to use this app! See all BWH schedules sorted by pods, or by people on call. You can also see All Pending Requests, to help you choose Benefit Days to request. Please let us know how we can improve this app!
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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Echocardiography and point-of-care ultrasound organized for the bedside. EchoRef is a comprehensive echocardiography and ultrasound reference for physicians, nurses, advanced practice clinicians, sonographers, medical students, and other healthcare learners. Review TEE, TTE, and POCUS videos, check cardiac measurements and diagnostic criteria, evaluate native and prosthetic valves, and perform commonly used ultrasound and hemodynamic calculations, all in one focused reference. FEATURES • Educational video library covering 2D and 3D TEE, interventional echocardiography, mechanical circulatory support, and clinical cases • POCUS instruction for cardiac, lung, abdominal, vascular, and peripheral nerve block examinations • Cardiac anatomy measurements and reference values for chamber size, ventricular function, diastology, and vascular structures • Native valve assessment for aortic, mitral, tricuspid, and pulmonic stenosis and regurgitation • Prosthetic valve reference for surgical valves, TAVR, and prosthesis evaluation • Ultrasound and hemodynamic calculators for valve area, cardiac output, ventricular function, filling pressures, vascular resistance, shunts, fluid responsiveness, and more • Cardiac equations, hemodynamic reference values, and ultrasound physics • Clinical protocols, focused examination guidance, findings atlas, and reporting documentation • Acquisition guidance, measurement tips, common pitfalls, and related clinical content • Global search, favorites, related links, and personal notes EchoRef connects ultrasound physics, image acquisition, echocardiographic interpretation, and bedside decision-making. Whether you are learning standard views, reviewing an unfamiliar finding, evaluating valve disease, 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 EchoRef 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 ratings volume: EchoRef at 1.4K against Daysheet's 7. Daysheet's advantage is iOS requirement (11.0 vs 26.0). On price, rating, update cadence 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 Daysheet against 4.9 for EchoRef. That said, the two scores are not equally well evidenced: EchoRef has 1.4K ratings behind it against 7, so its average is the more settled of the two.
Daysheet ships an update monthly, EchoRef every 2 months. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.
| Parameter | Daysheet | EchoRef |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (7 ratings) | 4.9 (1.4K ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 7 | 1.4K — better |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 11.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 10 MB | 104 MB |
| Age rating | 12+ | 17+ |
| Developer | David Preiss | Rishi Kumar |
Customer experience
Daysheet
EchoRef
In-app purchases
Daysheet
No in-app purchases
EchoRef
No in-app purchases









