# One Color Start vs Choo Choo Words

The clearest difference is ads: Choo Choo Words at none against One Color Start's shown. One Color Start's advantage is iOS requirement (13.0 vs 15.0). On price, in-app purchases 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.

## The numbers

| Metric | One Color Start | Choo Choo Words |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | — |
| Size | 122 MB | 24 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EasyPlay Games](https://appshunter.io/developer/1820358455) | [Yuyang Chee](https://appshunter.io/developer/1864168593) |

## What reviewers say

### One Color Start

[App page](https://appshunter.io/ios/app/one-color-start-sorting-game/id6747276957)

**Features:** macOS Compatibility

**In-app purchases:** none


### Choo Choo Words

[App page](https://appshunter.io/ios/app/choo-choo-words/id6770980199)

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

**In-app purchases:** none


## Frequently asked questions

### Is One Color Start free?

One Color Start is free to download, with no in-app purchases.

### Is Choo Choo Words free?

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

### Do One Color Start or Choo Choo Words have ads?

One Color Start shows ads; Choo Choo Words does not.

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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.*