# Color Test Rush ! vs Odd Color Out

The clearest difference is update cadence: Odd Color Out at every 17 months against Color Test Rush !'s every 38 months. Color Test Rush !'s advantage is iOS requirement (10.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Color Test Rush ! sells 1 one-off in-app purchase and Odd Color Out sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Color Test Rush ! ships an update every 38 months, Odd Color Out every 17 months. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Color Test Rush ! | Odd Color Out |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (5 ratings)](https://appshunter.io/ios/app/odd-color-out-multiplayer/id6448401800/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 38 months | **Every 17 months** |
| Monetization | — | Free with in-app purchases |
| Size | 134 MB | 40 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ArgeWorld](https://appshunter.io/developer/404448295) | [KAZUYA KAMIOKA](https://appshunter.io/developer/433419226) |

## What reviewers say

### Color Test Rush !

[App page](https://appshunter.io/ios/app/color-test-rush/id1040741279)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Odd Color Out

[App page](https://appshunter.io/ios/app/odd-color-out-multiplayer/id6448401800)

Test your color recognition skills by finding the subtly different colored square. Compete globally, challenge friends in multiplayer, or test your limits in progressive difficulty modes.

**Highlights:** Color vision testing, Multiplayer mode, Global rankings, Training mode, Battle mode, Challenge mode

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


## Frequently asked questions

### Is Color Test Rush ! free?

Color Test Rush ! is free to download, with in-app purchases available.

### Is Odd Color Out free?

Odd Color Out is free to download, with in-app purchases available.

### Do Color Test Rush ! or Odd Color Out have ads?

Both Color Test Rush ! and Odd Color Out show ads.

### Which is updated more often, Color Test Rush ! or Odd Color Out?

Color Test Rush ! ships an update every 38 months, and Odd Color Out every 17 months. Most recently, Color Test Rush ! was updated on October 26, 2026 and Odd Color Out on October 27, 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.*