Comparison

iElastance vs ESC CHAT

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

iElastance

Features
Read full description

iElastance is an application designed for calculate Ventricular Elastance, Arterial Elastance and Ventricular-Arterial Coupling using Echocardiographic derived values in a single beat determination. This application is extremely useful to a variety of health care givers such as Cardiologists, Intensivists, Anesthesiologist and more who want to calculate ventricular arterial coupling even in the Critical Care setting and, above all, bedside. The variables needed for the calculator to work are: Systolic Blood Pressure (mmHg) Diastolic Blood Pressure (mmHg) Stroke Volume (ml) Ejection Fraction (%) Pre Ejection Time (msec) Total Ejection Time (msec) Formulas are validated and extracted from the article by Chen CH et Al J Am Coll Cardiol. 2001 Dec;38(7):2028-34. DISCLAIMER: The calculator provided is not meant to be a substitute for professional advice and is not to be used for medical diagnosis. Extensive effort has been exerted to make this software as accurate as possible; however the accuracy of information provided by this software cannot be guaranteed. Health care professionals should use clinical judjement and individualize therapy to each patient care situation. All rights reserved - 2024 Pietro Bertini

About

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.

Highlights
  • 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
Features
Read full description

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

iElastance4 screens
ESC CHAT3 screens

Verdict

The call

The clearest difference is update cadence: ESC CHAT at every 3 months against iElastance's every 8 months. iElastance's advantage is device support (3 vs 1). On price, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

iElastance ships an update every 8 months, ESC CHAT every 3 months. The most recent releases landed on October 4, 2026 and October 17, 2026 respectively.

Scorecard2 real differences · 8 level
iElastance versus ESC CHAT: the parameters behind the verdict, then further details
ParameteriElastanceESC CHAT
PriceFreeFree
Rating—1.0 (1 ratings) — better
Positive reviews—33.3% of reviews
Number of ratings—1 — better
Update frequencyEvery 8 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.1 — better16.6
Further details — not scored
Size22 MB80 MB
Age rating12+4+
DeveloperPietro BertiniESC - European Society of Cardiology

In-app purchases

None

iElastance

No in-app purchases

None

ESC CHAT

No in-app purchases

Questions

Is iElastance free?
iElastance is free to download, with no in-app purchases.
Is ESC CHAT free?
ESC CHAT is free to download, with no in-app purchases.
Do iElastance or ESC CHAT have ads?
Neither iElastance nor ESC CHAT shows ads.
Which is updated more often, iElastance or ESC CHAT?
iElastance ships an update every 8 months, and ESC CHAT every 3 months. Most recently, iElastance was updated on October 4, 2026 and ESC CHAT on October 17, 2026.

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