# IVUSAID vs Cath Lab Hero

The clearest difference is ads: Cath Lab Hero at none against IVUSAID's shown. Cath Lab Hero also leads on update cadence (fortnightly vs every 18 months) and monetization model (free vs ad-supported). On price, rating, ratings volume and in-app purchases there is nothing between them.

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 — 5.0 for IVUSAID against 5.0 for Cath Lab Hero. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

IVUSAID ships an update every 18 months, Cath Lab Hero fortnightly. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | IVUSAID | Cath Lab Hero |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/ivusaid/id6447531663/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/cath-lab-hero/id6759631073/reviews) |
| Number of ratings | 1 | **2** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 18 months | **Fortnightly** |
| Monetization | Ad-supported | **Free** |
| Size | 80 MB | 6 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Cardiology Apps LLC](https://appshunter.io/developer/1639925847) | [OJCmed LLC](https://appshunter.io/developer/1879942661) |

## 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


### Cath Lab Hero

[App page](https://appshunter.io/ios/app/cath-lab-hero/id6759631073)

This clinical calculator assists cardiologists and trainees in interpreting right heart catheterization data. It rapidly transforms hemodynamic measurements into actionable clinical insights, aiding in complex calculations and confident interpretation at the point of care.

**Highlights:** Right heart cath analysis, Hemodynamic parameter computation, Shunt assessment (Qp:Qs), Aortic valve area calculation, Supports cath lab and ICU use

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is IVUSAID free?

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

### Is Cath Lab Hero free?

Cath Lab Hero is free to download, with no in-app purchases.

### Which has better reviews, IVUSAID or Cath Lab Hero?

IVUSAID and Cath Lab Hero are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do IVUSAID or Cath Lab Hero have ads?

IVUSAID shows ads; Cath Lab Hero does not.

### Which is updated more often, IVUSAID or Cath Lab Hero?

IVUSAID ships an update every 18 months, and Cath Lab Hero fortnightly. Most recently, IVUSAID was updated on October 30, 2026 and Cath Lab Hero on October 28, 2026.

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