# IVUSAID vs ESC CHAT

The clearest difference is rating: IVUSAID at 5.0 against ESC CHAT's 1.0. IVUSAID also leads on device support (3 vs 1). ESC CHAT's advantage is ads (none vs shown) and update cadence (every 3 months vs every 18 months). On price, ratings volume, in-app purchases and iOS requirement there is nothing between them.

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

IVUSAID holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

IVUSAID ships an update every 18 months, ESC CHAT every 3 months. The most recent releases landed on October 18, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | IVUSAID | ESC CHAT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ivusaid/id6447531663/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/esc-chat/id6749142845/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 18 months | **Every 3 months** |
| Monetization | Ad-supported | **Free** |
| Size | 80 MB | 80 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Cardiology Apps LLC](https://appshunter.io/developer/1639925847) | [ESC - European Society of Cardiology](https://appshunter.io/developer/440684535) |

## What reviewers say

### IVUSAID

[App page](https://appshunter.io/ios/app/ivusaid/id6447531663)

This free educational app teaches medical professionals how to use intravascular ultrasound (IVUS) for PCI guidance. It features interactive lessons, image interpretation tools, and complex case studies to overcome barriers to IVUS adoption.

**Highlights:** IVUS principles and image acquisition, Image interpretation with videos and descriptions, Complex coronary case studies, Interactive quiz section with explanations, PCI guidance for stent sizing and optimization

**Features:** macOS Compatibility

**In-app purchases:** none


### ESC CHAT

[App page](https://appshunter.io/ios/app/esc-chat/id6749142845)

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:** macOS Compatibility, Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is IVUSAID free?

IVUSAID is free to download, with no in-app purchases.

### Is ESC CHAT free?

ESC CHAT is free to download, with no in-app purchases.

### Which has better reviews, IVUSAID or ESC CHAT?

IVUSAID is rated higher. IVUSAID averages 5.0 out of 5 from 1 ratings, while ESC CHAT averages 1.0 from 1 ratings.

### Do IVUSAID or ESC CHAT have ads?

IVUSAID shows ads; ESC CHAT does not.

### Which is updated more often, IVUSAID or ESC CHAT?

IVUSAID ships an update every 18 months, and ESC CHAT every 3 months. Most recently, IVUSAID was updated on October 18, 2026 and ESC CHAT on October 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*