# Проверка зрения vs ColorBlind

The clearest difference is review sentiment: Проверка зрения at 70% against ColorBlind's 0%. Проверка зрения also leads on ads (none vs shown) and update cadence (monthly vs every 56 months). On price, in-app purchases, monetization model and device support there is nothing between them.

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

Проверка зрения ships an update monthly, ColorBlind every 56 months. The most recent releases landed on November 9, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Проверка зрения | ColorBlind |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/i/id973400964/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | **70.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 56 months |
| Monetization | Free | Free |
| Size | 17 MB | 10 MB |
| Requires iOS | **6.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Oleksandr Lisogurskyi](https://appshunter.io/developer/969063593) | [Aishvarya Sadasivam](https://appshunter.io/developer/1062048241) |

## What reviewers say

### Проверка зрения

[App page](https://appshunter.io/ios/app/i/id973400964)

This app provides a quick and easy way to test your vision at home for adults and children. It uses recognized tests to help you monitor changes in your eyesight and encourages seeking professional help if results indicate a decline.

**Highlights:** Express vision tests, Adult and child modes, Easy to use interface, Monitors vision changes, Promotes professional consultation

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

**In-app purchases:** none


### ColorBlind

[App page](https://appshunter.io/ios/app/colorblind-eye-exam/id1082624097)

This app offers a quick and accurate way to screen for color vision deficiency, focusing on common red-green issues. It provides clear results in under a minute and can help determine if a professional eye exam is needed.

**Highlights:** Color vision deficiency screening, Red-green color blindness test, Quick results in under a minute, Simple and clear interface, Shareable test outcomes

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

**In-app purchases:** none


## Frequently asked questions

### Is Проверка зрения free?

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

### Is ColorBlind free?

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

### Do Проверка зрения or ColorBlind have ads?

ColorBlind shows ads; Проверка зрения does not.

### Which is updated more often, Проверка зрения or ColorBlind?

Проверка зрения ships an update monthly, and ColorBlind every 56 months. Most recently, Проверка зрения was updated on November 9, 2026 and ColorBlind on November 2, 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.*