# Don't Step On Red Glass vs Happy Stack Equilibrium

The clearest difference is ads: Happy Stack Equilibrium at none against Don't Step On Red Glass's shown. Don't Step On Red Glass's advantage is iOS requirement (12.0 vs 15.0). On price, update cadence, 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.

Don't Step On Red Glass ships an update every 60 months, Happy Stack Equilibrium every 76 months. The most recent releases landed on October 11, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Don't Step On Red Glass | Happy Stack Equilibrium |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dont-step-on-red-glass/id850404848/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 60 months** | Every 76 months |
| Monetization | Ad-supported | — |
| Size | 62 MB | 75 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Macrobian Games](https://appshunter.io/developer/950173977) | [Francesc Navarro Machio](https://appshunter.io/developer/488794379) |

## What reviewers say

### Don't Step On Red Glass

[App page](https://appshunter.io/ios/app/dont-step-on-red-glass/id850404848)

Focus intently on avoiding the red tiles while navigating a path of green. One misstep leads to instant failure in this simple yet challenging game.

**Highlights:** Concentration-based gameplay, Simple tap controls, Instant failure mechanic, Minimalist design

**Features:** macOS Compatibility

**In-app purchases:** none


### Happy Stack Equilibrium

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

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

**In-app purchases:** none


## Frequently asked questions

### Is Don't Step On Red Glass free?

Don't Step On Red Glass is free to download, with no in-app purchases.

### Is Happy Stack Equilibrium free?

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

### Do Don't Step On Red Glass or Happy Stack Equilibrium have ads?

Don't Step On Red Glass shows ads; Happy Stack Equilibrium does not.

### Which is updated more often, Don't Step On Red Glass or Happy Stack Equilibrium?

Don't Step On Red Glass ships an update every 60 months, and Happy Stack Equilibrium every 76 months. Most recently, Don't Step On Red Glass was updated on October 11, 2026 and Happy Stack Equilibrium on October 25, 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.*