# Happy Stack Equilibrium vs Pile Up

The clearest difference is ads: Happy Stack Equilibrium at none against Pile Up's shown. Happy Stack Equilibrium also leads on iOS requirement (10.0 vs 15.0). 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.

## The numbers

| Metric | Happy Stack Equilibrium | Pile Up |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 3 weeks |
| Size | 91 MB | 123 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Francesc Navarro Machio](https://appshunter.io/developer/488794379) | [Mariyan Petrov](https://appshunter.io/developer/6782845828) |

## What reviewers say

### Happy Stack Equilibrium

[App page](https://appshunter.io/ios/app/happy-stack-equilibrium/id1519015365)

**Features:** macOS Compatibility

**In-app purchases:** none


### Pile Up

[App page](https://appshunter.io/ios/app/pile-up-stacking-game/id6786707942)

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

**In-app purchases:** none


## Frequently asked questions

### Is Happy Stack Equilibrium free?

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

### Is Pile Up free?

Pile Up is free to download, with no in-app purchases.

### Do Happy Stack Equilibrium or Pile Up have ads?

Pile Up shows ads; Happy Stack Equilibrium does not.

---

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