# Kay iSight Test Professional vs Walk

The clearest difference is in-app purchases: Walk at none against Kay iSight Test Professional's 2. Walk also leads on iOS requirement (15.1 vs 18.6). Kay iSight Test Professional's advantage is device support. On price there is nothing between them.

Both are free to download. Kay iSight Test Professional sells 2 in-app purchases, starting at $7.99 per month. Walk asks for nothing beyond the download.

## The numbers

| Metric | Kay iSight Test Professional | Walk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (10 ratings)](https://appshunter.io/ios/app/kay-isight-test-professional/id1144082577/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 76.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 9 months | — |
| Monetization | Freemium | — |
| Size | 22 MB | 43 MB |
| Requires iOS | 18.6 | **15.1** |
| Devices | **iPhone, iPad** | — |
| Age rating | 17+ | 17+ |
| Developer | [Kay Pictures Ltd](https://appshunter.io/developer/408376964) | [GraniteXS Ltd](https://appshunter.io/developer/1538017438) |

## What reviewers say

### Kay iSight Test Professional

[App page](https://appshunter.io/ios/app/kay-isight-test-professional/id1144082577)

This app measures and saves visual acuity for children and adults using optotypes and letters. It offers various test presentations, distances, and result formats, with options for remote testing on iPad.

**Highlights:** Measures visual acuity for near and distant vision, Uses Kay Picture optotypes and Sloan letters, Supports single and crowded presentations, Records, saves, and exports test results, Remote vision testing option on iPad, Child-friendly fixation targets

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Month | $7.99 | per month |
| Year | $59.99 | per year |


### Walk

[App page](https://appshunter.io/ios/app/walk-a-cise/id6447247373)

**In-app purchases:** none


## Frequently asked questions

### Is Kay iSight Test Professional free?

Kay iSight Test Professional is free to download, with in-app purchases available.

### Is Walk free?

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

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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.*