# CAST score for iPhone vs EmboRatio

The clearest difference is iOS requirement: CAST score for iPhone at 10.0 against EmboRatio's 15.4. On price, update cadence, ads 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.

CAST score for iPhone ships an update every 6 months, EmboRatio every 4 months. The most recent releases landed on October 1, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | CAST score for iPhone | EmboRatio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/cast-score-for-iphone/id1067612773/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 89 MB | 1 MB |
| Requires iOS | **10.0** | 15.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Mitsuaki Nishikimi](https://appshunter.io/developer/1065338534) | [Masaaki Hirata](https://appshunter.io/developer/942972055) |

## What reviewers say

### CAST score for iPhone

[App page](https://appshunter.io/ios/app/cast-score-for-iphone/id1067612773)

This medical tool assists healthcare professionals in calculating the CAST score, a predictor of neurological outcomes for post-cardiac arrest syndrome patients. It's an advanced version of the MEIDAI score, designed to aid in prognostication.

**Highlights:** Calculates CAST score, Predicts neurological outcomes, Assists post-cardiac arrest care, Based on MEIDAI score, For healthcare professionals

**Features:** macOS Compatibility

**In-app purchases:** none


### EmboRatio

[App page](https://appshunter.io/ios/app/emboratio/id1204239972)

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

**In-app purchases:** none


## Frequently asked questions

### Is CAST score for iPhone free?

CAST score for iPhone is free to download, with no in-app purchases.

### Is EmboRatio free?

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

### Do CAST score for iPhone or EmboRatio have ads?

Neither CAST score for iPhone nor EmboRatio shows ads.

### Which is updated more often, CAST score for iPhone or EmboRatio?

CAST score for iPhone ships an update every 6 months, and EmboRatio every 4 months. Most recently, CAST score for iPhone was updated on October 1, 2026 and EmboRatio on October 4, 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.*