# AR Sky Stack vs Stack 3D Block

The clearest difference is in-app purchases: AR Sky Stack at none against Stack 3D Block's 1. AR Sky Stack also leads on ads (none vs shown). Stack 3D Block's advantage is iOS requirement (13.0 vs 17.6). On price and device support there is nothing between them.

Both are free to download. Stack 3D Block sells 1 one-off in-app purchase. AR Sky Stack asks for nothing beyond the download.

## The numbers

| Metric | AR Sky Stack | Stack 3D Block |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Size | 7 MB | 162 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Trevor Beaton](https://appshunter.io/developer/964296034) | [GAMEMAYA LLP](https://appshunter.io/developer/1771033035) |

## What reviewers say

### AR Sky Stack

[App page](https://appshunter.io/ios/app/ar-sky-stack/id6743953205)

**Features:** macOS Compatibility

**In-app purchases:** none


### Stack 3D Block

[App page](https://appshunter.io/ios/app/stack-3d-block-tower-rise/id6754649083)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $6.99 | one-time |


## Frequently asked questions

### Is AR Sky Stack free?

AR Sky Stack is free to download, with no in-app purchases.

### Is Stack 3D Block free?

Stack 3D Block is free to download, with in-app purchases available.

### Do AR Sky Stack or Stack 3D Block have ads?

Stack 3D Block shows ads; AR Sky Stack 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.*