# Simoo vs 37S

The clearest difference is price: 37S at Free against Simoo's $0.99. 37S also leads on rating (4.0 vs 3.1) and review sentiment (100% vs 88%). Simoo's advantage is ratings volume (17 vs 2). On update cadence, ads, in-app purchases and device support there is nothing between them.

37S is free to download; Simoo costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

37S holds the better App Store score, 4.0 against 3.1. That said, the two scores are not equally well evidenced: Simoo has 17 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 88% of Simoo's written reviews are positive against 100% of 37S's.

Simoo ships an update every 4 months, 37S every 5 months. The most recent releases landed on October 7, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Simoo | 37S |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.1 (17 ratings)](https://appshunter.io/ios/app/simoo/id405913086/reviews) | **[4.0 (2 ratings)](https://appshunter.io/ios/app/37s-37-seconds/id1602845368/reviews)** |
| Number of ratings | **17** | 2 |
| Positive reviews | 87.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | Paid | **Free** |
| Size | 15 MB | 61 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Code Redman Ltd](https://appshunter.io/developer/405913089) | [Andreii Simaranov](https://appshunter.io/developer/1676912439) |

## What reviewers say

### Simoo

[App page](https://appshunter.io/ios/app/simoo/id405913086)

A memory game where players repeat a sequence of mooing cows. Test your recall by tapping the cows in the correct order after they moo. Enjoy a cute and simple challenge.

**Highlights:** Simon Says style gameplay, Memory sequence challenge, Cute cow characters, Simple tap controls, Increasing difficulty

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

**In-app purchases:** none


### 37S

[App page](https://appshunter.io/ios/app/37s-37-seconds/id1602845368)

A challenging arcade game where players must navigate a square through a maze of moving blocks and walls for 37 seconds. It's an addictive test of reflexes and precision, rumored to be used by the US Air Force for pilot training.

**Highlights:** Hold and drag gameplay, Avoid moving blocks and walls, Test reflexes and precision, Addictive challenge, Simple controls

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

**In-app purchases:** none


## Frequently asked questions

### Is Simoo free?

Simoo costs $0.99, with no in-app purchases.

### Is 37S free?

37S is free to download, with no in-app purchases.

### Which has better reviews, Simoo or 37S?

37S is rated higher. Simoo averages 3.1 out of 5 from 17 ratings, while 37S averages 4.0 from 2 ratings.

### Do Simoo or 37S have ads?

Neither Simoo nor 37S shows ads.

### Which is updated more often, Simoo or 37S?

Simoo ships an update every 4 months, and 37S every 5 months. Most recently, Simoo was updated on October 7, 2026 and 37S on October 16, 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.*