# Mellow Blocks vs ColorChain

The clearest difference is in-app purchases: ColorChain at none against Mellow Blocks's 1. Mellow Blocks's advantage is iOS requirement (15.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Mellow Blocks sells 1 one-off in-app purchase. ColorChain asks for nothing beyond the download.

## The numbers

| Metric | Mellow Blocks | ColorChain |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 6 weeks | — |
| Size | 211 MB | 14 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Onder Genc](https://appshunter.io/developer/1896729124) | [Nagatomo Miki](https://appshunter.io/developer/1891189762) |

## What reviewers say

### Mellow Blocks

[App page](https://appshunter.io/ios/app/mellow-blocks/id6773086496)

**In-app purchases (1)**

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


### ColorChain

[App page](https://appshunter.io/ios/app/colorchain-trace-the-order/id6787933288)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mellow Blocks free?

Mellow Blocks is free to download, with in-app purchases available.

### Is ColorChain free?

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

### Do Mellow Blocks or ColorChain have ads?

Both Mellow Blocks and ColorChain show ads.

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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.*