WMSI vs ESC CHAT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WMSI
Calculate Left Ventricle Ejection Fraction (LVEF) and Wall Motion Score Index (WMSI) for echocardiography. Generate, customize, and share detailed reports with your branding. Offers a free trial and subscription for advanced features.
- Calculate WMSI and LVEF percentage
- Generate detailed reports
- Customize reports with branding
- Edit and annotate reports
- Share or print reports in PDF
- Refresh segment ratings with one click
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Welcome to our Left Ventricle Ejection Fraction (LVEF %) Calculator App, designed for transthoracic echocardiography use after a myocardial infarction. What Can You Do with This App? Calculate the WMSI value and LVEF percentage with a simple tap of your finger. Generate detailed reports including WMSI, LVEF, and segment circles. Customize reports by adding your logo, name, signature, contact number, email, and address. Edit and annotate reports as needed. Easily share or print reports in various formats. This app serves as a helpful assistant during echocardiography procedures. Subscription Benefits: Enjoy the first month of the subscription for free. Create personalized reports with your branding and contact information. Save, print, or share reports in PDF format. Effortlessly refresh segment ratings with a single click. Stay tuned for additional benefits at no extra cost in future updates. Auto-Renewing Subscription Terms and Usage: Yearly Subscription First 1 Month FREE, followed by a Yearly Subscription at $9.99. Payment will be charged to your iTunes Account upon purchase confirmation. Subscription automatically renews unless you turn off auto-renewal at least 24 hours before the current period ends. Your account will be charged for renewal within 24 hours before the end of the current period, identifying the renewal cost. Manage your subscription and disable auto-renewal through your Account Settings post-purchase. Any unused portion of a free trial period (if offered) will be forfeited upon subscribing to the publication, as applicable. App Terms of Use: https://www.cardiologosguadalajara.com.mx/wmsi-privacy-policy-and-terms-of-use/ Experience the convenience and accuracy of our LVEF Calculator App for enhanced echocardiography assessment after a myocardial infarction.
ESC CHAT
Get instant, personalized answers to clinical questions directly from current ESC Clinical Practice Guidelines. This tool provides relevant citations and reference links, allowing for question refinement and follow-ups. It's designed for medical professionals to enhance access to guideline information.
- Instant clinical query answers
- Based on ESC Clinical Practice Guidelines
- Provides citations and reference links
- Refine questions and ask follow-ups
- Information system for medical professionals
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ESC Chat provides instant and personalised answers to clinical queries, based exclusively on current ESC Clinical Practice Guidelines. Ask your guideline-related question, and ESC Chat will promptly generate the answer, providing the relevant citations and reference links from the respective full texts. You can also refine your question and ask follow-up questions. ESC Chat is an information system intended for medical professionals to help improve access to ESC Clinical Practice Guidelines and must not be used as a substitute for health care professionals’ considered advice.
Screenshots
Verdict
The clearest difference is review sentiment: WMSI at 100% against ESC CHAT's 33%. WMSI also leads on rating (5.0 vs 1.0) and device support (3 vs 1). ESC CHAT's advantage is price (Free vs $9.99) and in-app purchases (none vs 1). On ratings volume, update cadence, ads and iOS requirement 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
ESC CHAT is free to download; WMSI costs $9.99 up front. WMSI sells 1 in-app purchase, starting at $9.99 per year. ESC CHAT asks for nothing beyond the download.
WMSI holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 100% of WMSI's written reviews are positive against 33% of ESC CHAT's.
Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 16, 2026 and September 21, 2026 respectively.
| Parameter | WMSI | ESC CHAT |
|---|---|---|
| Price | $9.99 | Free — better |
| Rating | 5.0 (1 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 100.0% of reviews — better | 33.3% of reviews |
| Number of ratings | 1 | 1 |
| Update frequency | Every 3 months | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Subscription | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 5 MB | 80 MB |
| Age rating | 4+ | 4+ |
| Developer | Cardiologos en Guadalajara, S.A.S. de C.V. | ESC - European Society of Cardiology |
Customer experience
WMSI
ESC CHAT
In-app purchases
WMSI
- Yearly Subscription1 Month trial$9.991 Year
ESC CHAT
No in-app purchases









