# Happy Penguins 3D vs Stack Cube!

The clearest difference is ads: Happy Penguins 3D at none against Stack Cube!'s shown. Stack Cube!'s advantage is update cadence (weekly vs every 43 months) and iOS requirement (10.0 vs 12.0). On price, 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.

Happy Penguins 3D ships an update every 43 months, Stack Cube! weekly. The most recent releases landed on September 14, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Happy Penguins 3D | Stack Cube! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (22 ratings)](https://appshunter.io/ios/app/stack-cube/id1532187971/reviews)** |
| Number of ratings | — | **22** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 43 months | **Weekly** |
| Monetization | — | Ad-supported |
| Size | 77 MB | 150 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PAMPAM, TOV](https://appshunter.io/developer/1435908728) | [MondayOFF](https://appshunter.io/developer/1448226898) |

## What reviewers say

### Happy Penguins 3D

[App page](https://appshunter.io/ios/app/happy-penguins-3d/id1508310564)

**Features:** macOS Compatibility

**In-app purchases:** none


### Stack Cube!

[App page](https://appshunter.io/ios/app/stack-cube/id1532187971)

A simple yet addictive puzzle game where players move boxes to find the correct solution. It offers hundreds of stages and is designed for short play sessions, promising to challenge your intellect.

**Highlights:** Simple touch controls, Hundreds of stages, Addictive gameplay, Designed for short play sessions, Challenging puzzles

**In-app purchases:** none


## Frequently asked questions

### Is Happy Penguins 3D free?

Happy Penguins 3D is free to download, with no in-app purchases.

### Is Stack Cube! free?

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

### Do Happy Penguins 3D or Stack Cube! have ads?

Stack Cube! shows ads; Happy Penguins 3D does not.

### Which is updated more often, Happy Penguins 3D or Stack Cube!?

Happy Penguins 3D ships an update every 43 months, and Stack Cube! weekly. Most recently, Happy Penguins 3D was updated on September 14, 2026 and Stack Cube! on October 3, 2026.

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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.*