# OEI Sim Pro vs VitalCore

The clearest difference is in-app purchases: OEI Sim Pro at none against VitalCore's 1. OEI Sim Pro also leads on ads (none vs shown). VitalCore's advantage is update cadence (every 2 days vs every 23 months) and device support (3 vs 1). On price, rating, ratings volume and iOS requirement there is nothing between them.

Both are free to download. VitalCore sells 1 one-off in-app purchase. OEI Sim Pro asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for OEI Sim Pro against 5.0 for VitalCore. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

OEI Sim Pro ships an update every 23 months, VitalCore every 2 days. The most recent releases landed on October 24, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | OEI Sim Pro | VitalCore |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/oei-sim-pro/id1576212260/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/vitalcore/id6777268856/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 23 months | **Every 2 days** |
| Monetization | — | Free with in-app purchases |
| Size | 112 MB | 50 MB |
| Requires iOS | **14.1** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Operative Experience Inc](https://appshunter.io/developer/1309239394) | [Abdulrazaq Alonazi](https://appshunter.io/developer/6777268858) |

## What reviewers say

### OEI Sim Pro

[App page](https://appshunter.io/ios/app/oei-sim-pro/id1576212260)

**Features:** macOS Compatibility

**In-app purchases:** none


### VitalCore

[App page](https://appshunter.io/ios/app/vitalcore/id6777268856)

This educational simulator provides hands-on training for cardiac perfusion, cardiopulmonary bypass, and ECMO. It features interactive labs for hemodynamic monitoring, pharmacology, and device study, designed for students and instructors.

**Highlights:** Hemodynamic monitor simulator, CPB training simulator, ECMO mode simulator, Pharmacology study lab, ECMO Guide Book, Device study guides, Interactive clinical simulation lab

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is OEI Sim Pro free?

OEI Sim Pro is free to download, with no in-app purchases.

### Is VitalCore free?

VitalCore is free to download, with in-app purchases available.

### Which has better reviews, OEI Sim Pro or VitalCore?

OEI Sim Pro and VitalCore are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do OEI Sim Pro or VitalCore have ads?

VitalCore shows ads; OEI Sim Pro does not.

### Which is updated more often, OEI Sim Pro or VitalCore?

OEI Sim Pro ships an update every 23 months, and VitalCore every 2 days. Most recently, OEI Sim Pro was updated on October 24, 2026 and VitalCore on October 19, 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.*