# Test Zraku vs VisucatControl

The clearest difference is iOS requirement: Test Zraku at 9.0 against VisucatControl's 11.0. 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.

Test Zraku ships an update every 3 months, VisucatControl every 4 months. The most recent releases landed on October 17, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Test Zraku | VisucatControl |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 22.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free | — |
| Size | 11 MB | 27 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lenka Tuzova](https://appshunter.io/developer/1261288511) | [IBK Systeme GmbH](https://appshunter.io/developer/1029915840) |

## What reviewers say

### Test Zraku

[App page](https://appshunter.io/ios/app/test-zraku/id563884534)

Assess your vision with simple tests for common issues like myopia, farsightedness, and astigmatism. Submit your results to specialists for personalized advice on correction or treatment. Available in multiple languages.

**Highlights:** Vision acuity test, Myopia test, Farsightedness test, Color vision test, Astigmatism test, Submit results to specialists

**Features:** macOS Compatibility

**In-app purchases:** none


### VisucatControl

[App page](https://appshunter.io/ios/app/visucatcontrol/id1046768205)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Test Zraku free?

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

### Is VisucatControl free?

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

### Do Test Zraku or VisucatControl have ads?

Neither Test Zraku nor VisucatControl shows ads.

### Which is updated more often, Test Zraku or VisucatControl?

Test Zraku ships an update every 3 months, and VisucatControl every 4 months. Most recently, Test Zraku was updated on October 17, 2026 and VisucatControl on October 10, 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.*