# Four Square vs Increment

The clearest difference is in-app purchases: Four Square at none against Increment's 1. Four Square also leads on ads (none vs shown) and ratings volume (5 vs 1). On price, rating, update cadence and device support there is nothing between them.

Both are free to download. Increment sells 1 one-off in-app purchase. Four Square asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Four Square against 5.0 for Increment. That said, the two scores are not equally well evidenced: Four Square has 5 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly daily. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Four Square | Increment |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/four-square-reaction-game/id6484319772/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/increment-mental-math/id6791279337/reviews) |
| Number of ratings | **5** | 1 |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Daily | Daily |
| Monetization | **Free** | Free with in-app purchases |
| Size | 15 MB | 6 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Elo Book LLC](https://appshunter.io/developer/1724284871) | [SSGM LLC](https://appshunter.io/developer/6791279339) |

## What reviewers say

### 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


### Increment

[App page](https://appshunter.io/ios/app/increment-mental-math/id6791279337)

This arcade-style game challenges your reflexes and speed with arithmetic puzzles. Transform numbers based on instructions before the timer expires. Compete with friends in real-time races or tackle daily challenges.

**Highlights:** Arcade-style arithmetic puzzles, Real-time 1v1 friend races, Daily shared puzzles, Classic mode with streaks and leaderboards, Player profile with avatar and stats, One-handed play design

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Four Square free?

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

### Is Increment free?

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

### Which has better reviews, Four Square or Increment?

Four Square and Increment are both rated 5.0 out of 5 on the App Store, from 5 and 1 ratings respectively.

### Do Four Square or Increment have ads?

Increment shows ads; Four Square does not.

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

Four Square ships an update daily, and Increment daily. Most recently, Four Square was updated on October 24, 2026 and Increment on October 31, 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.*