# GO! Blocks vs Stack Tower

The clearest difference is in-app purchases: GO! Blocks at none against Stack Tower's 1. Stack Tower's advantage is iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

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

## The numbers

| Metric | GO! Blocks | Stack Tower |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Size | 161 MB | 43 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Symsey Cruz](https://appshunter.io/developer/1451472444) | [Percy Ng'uni](https://appshunter.io/developer/1788450936) |

## What reviewers say

### GO! Blocks

[App page](https://appshunter.io/ios/app/go-blocks/id6785978594)

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

**In-app purchases:** none


### Stack Tower

[App page](https://appshunter.io/ios/app/stack-tower-build-towers/id6792844354)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads Forever | $4.99 | one-time |


## Frequently asked questions

### Is GO! Blocks free?

GO! Blocks is free to download, with no in-app purchases.

### Is Stack Tower free?

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

### Do GO! Blocks or Stack Tower have ads?

Both GO! Blocks and Stack 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.*