# STEMIcathAID vs IVUSAID

The clearest difference is rating: IVUSAID at 5.0 against STEMIcathAID's 3.3. STEMIcathAID's advantage is ads (none vs shown) and update cadence (every 3 months vs every 18 months). On price, in-app purchases, device support 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 3.3. That said, the two scores are not equally well evidenced: STEMIcathAID has 8 ratings behind it against 1, so its average is the more settled of the two.

STEMIcathAID ships an update every 3 months, IVUSAID every 18 months. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | STEMIcathAID | IVUSAID |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (8 ratings)](https://appshunter.io/ios/app/stemicathaid/id1482930279/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ivusaid/id6447531663/reviews)** |
| Number of ratings | **8** | 1 |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 months** | Every 18 months |
| Monetization | **Free** | Ad-supported |
| Size | 71 MB | 80 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Icahn School of Medicine at Mount Sinai](https://appshunter.io/developer/972625667) | [Cardiology Apps LLC](https://appshunter.io/developer/1639925847) |

## What reviewers say

### STEMIcathAID

[App page](https://appshunter.io/ios/app/stemicathaid/id1482930279)

This medical app streamlines STEMI treatment by optimizing patient recognition, response, and record-keeping. It enhances communication and coordination among healthcare providers, reducing critical time to reperfusion for high-risk patients. Features include EKG upload, cardiogenic shock assessment, and live GPS tracking.

**Highlights:** EKG upload via smartphone, Cardiogenic shock assessment, STEMI patient transfer pathway, Live GPS tracking of EMS, HIPAA compliant encrypted collaboration, Notification system for cath lab preparation

**Features:** Vision Pro support

**In-app purchases:** none


### 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


## Frequently asked questions

### Is STEMIcathAID free?

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

### Is IVUSAID free?

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

### Which has better reviews, STEMIcathAID or IVUSAID?

IVUSAID is rated higher. STEMIcathAID averages 3.3 out of 5 from 8 ratings, while IVUSAID averages 5.0 from 1 ratings.

### Do STEMIcathAID or IVUSAID have ads?

IVUSAID shows ads; STEMIcathAID does not.

### Which is updated more often, STEMIcathAID or IVUSAID?

STEMIcathAID ships an update every 3 months, and IVUSAID every 18 months. Most recently, STEMIcathAID was updated on October 24, 2026 and IVUSAID on October 18, 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.*