Valve PPM vs ESC CHAT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Valve PPM
This tool assists medical professionals in assessing implanted prosthetic cardiac valves. It offers guidance for checking existing valve function and selecting the optimal valve before implantation based on patient and prosthesis parameters.
- Assess implanted valve function
- Select optimal valve before implantation
- Analyze patient and prosthesis parameters
- Identify potential patient-prosthesis mismatch
- Determine intrinsic prosthesis dysfunction
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Valve PPM is an innovative mobile tool developed to support echocardiography professionals in their effort of assessing the functionality of implanted prosthetic cardiac valves. The application provides guidelines for assessing an already implanted valve (Check Valve Function) and for choosing a valve before implantation (Optimal Valve Selector). The algorithms behind the App have been derived after an extensive research of the published materials on the aortic and mitral prosthetic valve assessment. - Check Valve Function After selecting a particular valve type, the patient characteristics (weight/height) and the prosthesis actual parameters (peak velocity, mean gradient, VTI prosthesis, VTI LVOT and LVOTd), Valve PPM will provide the user with an answer regarding the normal function of the valve, the potential patient prosthesis mismatch or the intrinsic prosthesis dysfunction. - Optimal Valve Selector The user will be required to select a valve position (aortic/mitral) and the patient characteristics (weight/height) and Valve PPM will instantly indicate the minimum Effective Orifice Area (EOA) in order to avoid Patient Prosthesis Mismatch (PPM).
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: Valve PPM at 100% against ESC CHAT's 33%. Valve PPM also leads on rating (5.0 vs 1.0) and device support (3 vs 1). On price, update cadence, 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.
Valve PPM holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 100% of Valve PPM's written reviews are positive against 33% of ESC CHAT's.
Valve PPM ships an update every 2 months, ESC CHAT every 3 months. The most recent releases landed on October 8, 2026 and October 17, 2026 respectively.
| Parameter | Valve PPM | ESC CHAT |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 100.0% of reviews — better | 33.3% of reviews |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 16.6 |
| Further details — not scored | ||
| Size | 37 MB | 80 MB |
| Age rating | 12+ | 4+ |
| Developer | KRUTSCH | ESC - European Society of Cardiology |
Customer experience
Valve PPM
ESC CHAT
In-app purchases
Valve PPM
No in-app purchases
ESC CHAT
No in-app purchases









