# Screw Balls vs Stack Mania 3D

The clearest difference is in-app purchases: Screw Balls at none against Stack Mania 3D's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Stack Mania 3D sells 3 one-off in-app purchases. Screw Balls asks for nothing beyond the download.

## The numbers

| Metric | Screw Balls | Stack Mania 3D |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | — | Weekly |
| Size | 111 MB | 83 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Virtual Projects Oyun Yazilim Ve Teknoloji](https://appshunter.io/developer/1327820445) | [Berat Oguz](https://appshunter.io/developer/1124816969) |

## What reviewers say

### Screw Balls

[App page](https://appshunter.io/ios/app/screw-balls/id6477284303)

**Features:** macOS Compatibility

**In-app purchases:** none


### Stack Mania 3D

[App page](https://appshunter.io/ios/app/stack-mania-3d/id6477691625)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 200 | $2.99 | one-time |
| 700 | $9.99 | one-time |
| 2000 | $24.99 | one-time |


## Frequently asked questions

### Is Screw Balls free?

Screw Balls is free to download, with no in-app purchases.

### Is Stack Mania 3D free?

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

### Do Screw Balls or Stack Mania 3D have ads?

Both Screw Balls and Stack Mania 3D 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.*