# Penalty 2D vs Keep Building!

The clearest difference is in-app purchases: Keep Building! at none against Penalty 2D's 2. Keep Building! also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Penalty 2D sells 2 one-off in-app purchases. Keep Building! asks for nothing beyond the download.

## The numbers

| Metric | Penalty 2D | Keep Building! |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 22 months | — |
| Size | 303 MB | 84 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Indest](https://appshunter.io/developer/1471549991) | [Leshan Wang184213996631](https://appshunter.io/developer/6775586929) |

## What reviewers say

### Penalty 2D

[App page](https://appshunter.io/ios/app/penalty-2d/id6444929937)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Intermediate Ads | $2.99 | one-time |
| No Ads + 2 Balls | $4.99 | one-time |


### Keep Building!

[App page](https://appshunter.io/ios/app/keep-building/id6775586927)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Penalty 2D free?

Penalty 2D is free to download, with in-app purchases available.

### Is Keep Building! free?

Keep Building! is free to download, with no in-app purchases.

### Do Penalty 2D or Keep Building! have ads?

Penalty 2D shows ads; Keep Building! does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*