# 9 Gaze vs ROP Score 3

The clearest difference is review sentiment: ROP Score 3 at 100% against 9 Gaze's 86%. ROP Score 3 also leads on iOS requirement (9.0 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

## The numbers

| Metric | 9 Gaze | ROP Score 3 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (22 ratings)](https://appshunter.io/ios/app/9-gaze/id1173442389/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | 85.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | Free |
| Size | 36 MB | 3 MB |
| Requires iOS | 13.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [See Vision, LLC](https://appshunter.io/developer/1173442388) | [German Parisi](https://appshunter.io/developer/1434696870) |

## What reviewers say

### 9 Gaze

[App page](https://appshunter.io/ios/app/9-gaze/id1173442389)

This app helps document eye motility and strabismus in nine cardinal positions. It offers an on-screen guide for consistent eye positioning and automatically creates composite images for easy exporting. Users can add strabismus measurements and email or save images for medical records.

**Highlights:** Document eye motility and strabismus, On-screen guide for eye positioning, Automatic composite image creation, Add strabismus measurements, Selfie or standard mode, Email or save images

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

**In-app purchases:** none


### ROP Score 3

[App page](https://appshunter.io/ios/app/rop-score-3/id1475993252)

This medical app predicts severe retinopathy of prematurity (ROP) using specific parameters. It aims to reduce unnecessary screenings in low-risk infants by calculating a score at 2 or 6 weeks of life. Key inputs include birth weight, gestational age, and weight gain.

**Highlights:** Predicts severe ROP, Calculates score at 2 or 6 weeks, Reduces unnecessary screenings, Uses birth weight and gestational age, Considers weight gain and medical history

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 9 Gaze free?

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

### Is ROP Score 3 free?

ROP Score 3 is free to download, with no in-app purchases.

### Do 9 Gaze or ROP Score 3 have ads?

Neither 9 Gaze nor ROP Score 3 shows ads.

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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.*