# OCS vs VISA Screen

The clearest difference is device support: OCS at 3 against VISA Screen's 1. On price, ads, in-app purchases 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.

## The numbers

| Metric | OCS | VISA Screen |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | — |
| Monetization | — | Free |
| Size | 138 MB | 32 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 12+ | 12+ |
| Developer | [University of Oxford](https://appshunter.io/developer/688778837) | [Phil Jimmieson](https://appshunter.io/developer/1515930082) |

## What reviewers say

### OCS

[App page](https://appshunter.io/ios/app/ocs-plus/id1514766032)

**Features:** Vision Pro support

**In-app purchases:** none


### VISA Screen

[App page](https://appshunter.io/ios/app/visa-screen/id1515930083)

This tool assists in detecting potential visual problems outside of traditional eye care settings. It helps identify issues and guides users to seek further professional examination. The app covers patient history, visual acuity, eye movement, visual fields, and inattention.

**Highlights:** Patient history collection, Visual acuity testing, Ocular alignment assessment, Kinetic visual field test, Visual inattention screening

**In-app purchases:** none


## Frequently asked questions

### Is OCS free?

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

### Is VISA Screen free?

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

### Do OCS or VISA Screen have ads?

Neither OCS nor VISA Screen 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.*