# Color Collapsе vs Echo

The clearest difference is iOS requirement: Color Collapsе at 12.0 against Echo's 17.0. On price 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.

## The numbers

| Metric | Color Collapsе | Echo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Size | 28 MB | 1 MB |
| Requires iOS | **12.0** | 17.0 |
| Age rating | 4+ | 4+ |
| Developer | [thkp, LLC](https://appshunter.io/developer/1556761728) | [BERKE ERKESIM](https://appshunter.io/developer/1878370920) |

## What reviewers say

### Color Collapsе

[App page](https://appshunter.io/ios/app/color-collaps/id1556761726)

**In-app purchases:** none


### Echo

[App page](https://appshunter.io/ios/app/echo-grid-puzzle/id6759986579)

**In-app purchases:** none


## Frequently asked questions

### Is Color Collapsе free?

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

### Is Echo free?

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

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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.*