# Unstack Blast vs Block Tower!

The clearest difference is iOS requirement: Unstack Blast at 12.0 against Block Tower!'s 15.1. On price, ads, 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 | Unstack Blast | Block Tower! |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Size | 84 MB | 42 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nebih Basaran](https://appshunter.io/developer/1586973680) | [Nicolas Meyer](https://appshunter.io/developer/1833464259) |

## What reviewers say

### Unstack Blast

[App page](https://appshunter.io/ios/app/unstack-blast/id6747063541)

**Features:** macOS Compatibility

**In-app purchases:** none


### Block Tower!

[App page](https://appshunter.io/ios/app/block-tower/id6759826287)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Unstack Blast free?

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

### Is Block Tower! free?

Block Tower! is free to download, with no in-app purchases.

### Do Unstack Blast or Block Tower! have ads?

Both Unstack Blast and Block Tower! 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.*