# Stack 101 Tower vs Coloroo

The clearest difference is in-app purchases: Stack 101 Tower at none against Coloroo's 1. Stack 101 Tower also leads on iOS requirement (12.0 vs 15.0). Coloroo's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Coloroo sells 1 one-off in-app purchase. Stack 101 Tower asks for nothing beyond the download.

## The numbers

| Metric | Stack 101 Tower | Coloroo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 days | — |
| Size | 54 MB | 121 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ZHENG YU-XIANG](https://appshunter.io/developer/1863257025) | [MUSTAFA DAMRA AMAC](https://appshunter.io/developer/1890712245) |

## What reviewers say

### Stack 101 Tower

[App page](https://appshunter.io/ios/app/stack-101-tower/id6759484448)

**Features:** macOS Compatibility

**In-app purchases:** none


### Coloroo

[App page](https://appshunter.io/ios/app/coloroo-coloring-book/id6790438708)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Pages | $4.99 | one-time |


## Frequently asked questions

### Is Stack 101 Tower free?

Stack 101 Tower is free to download, with no in-app purchases.

### Is Coloroo free?

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

### Do Stack 101 Tower or Coloroo have ads?

Stack 101 Tower shows ads; Coloroo 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.*