# Stable Block vs Stack Master

The clearest difference is iOS requirement: Stable Block at 12.0 against Stack Master'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 | Stable Block | Stack Master |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 172 MB | 25 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GOMBLE GAMES PTE. LTD.](https://appshunter.io/developer/1712246446) | [Ramil Mammadov](https://appshunter.io/developer/1525867385) |

## What reviewers say

### Stable Block

[App page](https://appshunter.io/ios/app/stable-block/id6476475652)

**Features:** macOS Compatibility

**In-app purchases:** none


### Stack Master

[App page](https://appshunter.io/ios/app/stack-master-block-tower/id6759198985)

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

**In-app purchases:** none


## Frequently asked questions

### Is Stable Block free?

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

### Is Stack Master free?

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

### Do Stable Block or Stack Master have ads?

Neither Stable Block nor Stack Master shows 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.*