# Genius Square vs Simple Reaction Timer

The clearest difference is ads: Genius Square at none against Simple Reaction Timer's shown. Genius Square also leads on iOS requirement (14.7 vs 17.6). Simple Reaction Timer's advantage is update cadence (daily vs every 2 days). On price, 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.

Genius Square ships an update every 2 days, Simple Reaction Timer daily. The most recent releases landed on June 5, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Genius Square | Simple Reaction Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (6 ratings)](https://appshunter.io/ios/app/genius-square/id6502517451/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 days | **Daily** |
| Monetization | Free | — |
| Size | 9 MB | 10 MB |
| Requires iOS | **14.7** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alex Goulder](https://appshunter.io/developer/1545596758) | [ANDREW MARTYN BANNER](https://appshunter.io/developer/1785719851) |

## What reviewers say

### Genius Square

[App page](https://appshunter.io/ios/app/genius-square/id6502517451)

This logic puzzle game challenges players to strategically place colorful blocks within a 6x6 grid, avoiding black squares. Compete against the clock to achieve faster times and improve your personal best scores.

**Highlights:** 6x6 grid puzzle, Block placement challenges, Avoid black squares, Beat the clock, Personal best tracking

**Features:** macOS Compatibility

**In-app purchases:** none


### Simple Reaction Timer

[App page](https://appshunter.io/ios/app/simple-reaction-timer/id6752825952)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Genius Square free?

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

### Is Simple Reaction Timer free?

Simple Reaction Timer is free to download, with no in-app purchases.

### Do Genius Square or Simple Reaction Timer have ads?

Simple Reaction Timer shows ads; Genius Square does not.

### Which is updated more often, Genius Square or Simple Reaction Timer?

Genius Square ships an update every 2 days, and Simple Reaction Timer daily. Most recently, Genius Square was updated on June 5, 2026 and Simple Reaction Timer on September 8, 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.*