# Control LITE vs Color Vision Tests

The clearest difference is price: Control LITE at Free against Color Vision Tests's $1.99. Control LITE also leads on iOS requirement (13.0 vs 17.2). Color Vision Tests's advantage is update cadence (every 2 days vs every 87 months). On ads, in-app purchases and device support there is nothing between them.

Control LITE is free to download; Color Vision Tests costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Control LITE ships an update every 87 months, Color Vision Tests every 2 days. The most recent releases landed on September 15, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Control LITE | Color Vision Tests |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/color-vision-tests/id6478447485/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 87 months | **Every 2 days** |
| Monetization | — | Paid |
| Size | 2 MB | 11 MB |
| Requires iOS | **13.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shemesh Health Solutions PTY Ltd](https://appshunter.io/developer/578849338) | [My Call Bag LLC](https://appshunter.io/developer/1243282862) |

## What reviewers say

### Control LITE

[App page](https://appshunter.io/ios/app/control-lite/id1361955533)

**Features:** macOS Compatibility

**In-app purchases:** none


### Color Vision Tests

[App page](https://appshunter.io/ios/app/color-vision-tests/id6478447485)

Explore your color perception with a suite of comprehensive tests, including Ishihara and Cambridge. Track your progress over time with an intuitive interface, designed for iOS users curious about their color vision.

**Highlights:** Ishihara color vision test, Cambridge color vision test, Pediatric color vision tests, Progress tracking, User-friendly interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Control LITE free?

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

### Is Color Vision Tests free?

Color Vision Tests costs $1.99, with no in-app purchases.

### Do Control LITE or Color Vision Tests have ads?

Neither Control LITE nor Color Vision Tests shows ads.

### Which is updated more often, Control LITE or Color Vision Tests?

Control LITE ships an update every 87 months, and Color Vision Tests every 2 days. Most recently, Control LITE was updated on September 15, 2026 and Color Vision Tests on September 18, 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.*