# Calcul Mental in Space vs Quick Simple Math Games

The clearest difference is in-app purchases: Quick Simple Math Games at none against Calcul Mental in Space's 1. Calcul Mental in Space's advantage is update cadence (every 6 days vs every 6 weeks) and ratings volume (575 vs 37). On price, rating, ads and device support there is nothing between them.

Both are free to download. Calcul Mental in Space sells 1 one-off in-app purchase. Quick Simple Math Games asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.4 for Calcul Mental in Space against 4.5 for Quick Simple Math Games. That said, the two scores are not equally well evidenced: Calcul Mental in Space has 575 ratings behind it against 37, so its average is the more settled of the two.

Calcul Mental in Space ships an update every 6 days, Quick Simple Math Games every 6 weeks. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Calcul Mental in Space | Quick Simple Math Games |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (575 ratings)](https://appshunter.io/ios/app/calcul-mental-in-space/id1510484802/reviews) | **[4.5 (37 ratings)](https://appshunter.io/ios/app/quick-simple-math-games/id1565703529/reviews)** |
| Number of ratings | **575** | 37 |
| Positive reviews | 78.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 6 days** | Every 6 weeks |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 134 MB | 55 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Huy Le](https://appshunter.io/developer/1279607371) | [Huy Le](https://appshunter.io/developer/1279607371) |

## What reviewers say

### Calcul Mental in Space

[App page](https://appshunter.io/ios/app/calcul-mental-in-space/id1510484802)

Practice mental math with a fun, space-themed game. Improve your calculation speed, reflexes, and math skills through engaging challenges. Master addition, subtraction, multiplication, and division with increasing difficulty levels.

**Highlights:** Mental math practice, Speed and reflex training, Addition, subtraction, multiplication, division, Times and division tables review, Progressive difficulty levels, Achievement encouragement

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to Premium | $2.99 | one-time |


### Quick Simple Math Games

[App page](https://appshunter.io/ios/app/quick-simple-math-games/id1565703529)

Learn and practice math skills through engaging gameplay. Solve addition, subtraction, multiplication, and division problems across 100 levels to improve calculation speed and reflexes. Earn rewards and naturally memorize math tables while having fun.

**Highlights:** 100 levels of math challenges, Addition, subtraction, multiplication, division, Reward system for level completion, Memorization of multiplication and division tables, Improve reflexes and mental arithmetic, Track progress and beat high scores

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calcul Mental in Space free?

Calcul Mental in Space is free to download, with in-app purchases available.

### Is Quick Simple Math Games free?

Quick Simple Math Games is free to download, with no in-app purchases.

### Which has better reviews, Calcul Mental in Space or Quick Simple Math Games?

Quick Simple Math Games is rated higher. Calcul Mental in Space averages 4.4 out of 5 from 575 ratings, while Quick Simple Math Games averages 4.5 from 37 ratings.

### Do Calcul Mental in Space or Quick Simple Math Games have ads?

Both Calcul Mental in Space and Quick Simple Math Games show ads.

### Which is updated more often, Calcul Mental in Space or Quick Simple Math Games?

Calcul Mental in Space ships an update every 6 days, and Quick Simple Math Games every 6 weeks. Most recently, Calcul Mental in Space was updated on October 27, 2026 and Quick Simple Math Games on October 25, 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.*