# Red Square vs Abyss

The clearest difference is in-app purchases: Red Square at none against Abyss's 2. Red Square also leads on update cadence (every 2 months vs every 10 months) and iOS requirement (13.0 vs 15.2). Abyss's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Abyss sells 2 one-off in-app purchases. Red Square asks for nothing beyond the download.

Red Square ships an update every 2 months, Abyss every 10 months. The most recent releases landed on October 12, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Red Square | Abyss |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 10 months |
| Monetization | Ad-supported | — |
| Size | 79 MB | 7 MB |
| Requires iOS | **13.0** | 15.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexey Burin](https://appshunter.io/developer/947840327) | [Claudio Robledo](https://appshunter.io/developer/1539364851) |

## What reviewers say

### Red Square

[App page](https://appshunter.io/ios/app/red-square-casual-game/id977989754)

Test your attentiveness in this simple and fun game. Avoid blue squares and screen edges while keeping the red square moving. See if you can last over 30 seconds and compete with others globally.

**Highlights:** Attentiveness testing, Simple gameplay, Avoid blue squares, Avoid screen edges, Global leaderboards, Compete with friends

**Features:** macOS Compatibility

**In-app purchases:** none


### Abyss

[App page](https://appshunter.io/ios/app/abyss-master-skill/id1539367921)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| Submarine Skin Pack | $1.99 | one-time |


## Frequently asked questions

### Is Red Square free?

Red Square is free to download, with no in-app purchases.

### Is Abyss free?

Abyss is free to download, with in-app purchases available.

### Do Red Square or Abyss have ads?

Red Square shows ads; Abyss does not.

### Which is updated more often, Red Square or Abyss?

Red Square ships an update every 2 months, and Abyss every 10 months. Most recently, Red Square was updated on October 12, 2026 and Abyss 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.*