# PegSenkuMaster vs Four Square

The clearest difference is device support: PegSenkuMaster at 3 against Four Square's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly daily. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | PegSenkuMaster | Four Square |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/four-square-reaction-game/id6484319772/reviews)** |
| Number of ratings | — | **5** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Daily | Daily |
| Monetization | — | Free |
| Size | 36 MB | 15 MB |
| Requires iOS | **15.4** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [santiago bueno martinez](https://appshunter.io/developer/1607879516) | [Elo Book LLC](https://appshunter.io/developer/1724284871) |

## What reviewers say

### PegSenkuMaster

[App page](https://appshunter.io/ios/app/pegsenkumaster/id1662284167)

**Features:** macOS Compatibility

**In-app purchases:** none


### Four Square

[App page](https://appshunter.io/ios/app/four-square-reaction-game/id6484319772)

Test your reflexes in this quick-reaction game. Tap solid squares and avoid blank ones within a 15-second time limit. It's a simple yet challenging test of speed and accuracy.

**Highlights:** Tap solid squares, Avoid blank squares, 15-second time limit, Simple controls, Reaction test

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PegSenkuMaster free?

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

### Is Four Square free?

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

### Do PegSenkuMaster or Four Square have ads?

Neither PegSenkuMaster nor Four Square shows ads.

### Which is updated more often, PegSenkuMaster or Four Square?

PegSenkuMaster ships an update daily, and Four Square daily. Most recently, PegSenkuMaster was updated on October 27, 2026 and Four Square on October 24, 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.*