# Happy Stack Equilibrium vs Arrow Crumble

The clearest difference is ads: Happy Stack Equilibrium at none against Arrow Crumble's shown. On price, in-app purchases, device support and iOS requirement 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 | Arrow Crumble |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 76 months | — |
| Size | 75 MB | 141 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Francesc Navarro Machio](https://appshunter.io/developer/488794379) | [Le Thi Thanh Thuong](https://appshunter.io/developer/6799752445) |

## What reviewers say

### Happy Stack Equilibrium

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

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

**In-app purchases:** none


### Arrow Crumble

[App page](https://appshunter.io/ios/app/arrow-crumble-sand-sort/id6809118893)

**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 Arrow Crumble free?

Arrow Crumble is free to download, with no in-app purchases.

### Do Happy Stack Equilibrium or Arrow Crumble have ads?

Arrow Crumble shows ads; Happy Stack Equilibrium does not.

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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.*