# Basic Math vs Calcul Mental in Space

The clearest difference is ads: Basic Math at none against Calcul Mental in Space's shown. Calcul Mental in Space's advantage is update cadence (every 6 days vs monthly). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Basic Math sells 1 one-off in-app purchase and Calcul Mental in Space sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.5 for Basic Math against 4.4 for Calcul Mental in Space. Both are backed by a comparable volume of ratings — 339 and 573 respectively. Written reviews are what separate them: 85% of Basic Math's written reviews are positive against 79% of Calcul Mental in Space's.

Basic Math ships an update monthly, Calcul Mental in Space every 6 days. The most recent releases landed on September 22, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Basic Math | Calcul Mental in Space |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (339 ratings)](https://appshunter.io/ios/app/basic-math-addittion-games/id892283434/reviews)** | [4.4 (573 ratings)](https://appshunter.io/ios/app/calcul-mental-in-space/id1510484802/reviews) |
| Number of ratings | 339 | **573** |
| Positive reviews | **84.6% of reviews** | 78.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 6 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 185 MB | 134 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Didactoons Games SL](https://appshunter.io/developer/1457185685) | [Huy Le](https://appshunter.io/developer/1279607371) |

## What reviewers say

### Basic Math

[App page](https://appshunter.io/ios/app/basic-math-addittion-games/id892283434)

This engaging math game app helps children aged 4-16 improve their arithmetic and times table skills. It adapts to each child's age and learning level, offering a blend of fun and educational challenges designed by teachers.

**Highlights:** Adaptive learning levels, Arithmetic practice, Times table drills, Engaging game design, Teacher-designed curriculum

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Content | $2.99 | one-time |

**What reviewers like**

- 🤩 Highly educational for kids
- 👍 Fun and engaging gameplay
- 🚀 Keeps children's attention
- 💡 Teaches math effectively
- 💖 Creative and well-designed

**What reviewers complain about**

- 💰 Requires purchase
- 😞 Some users expected free
- 🐛 Game-breaking bugs reported
- 💸 In-app purchase issues
- ⚠️ Forced rating to continue

**Reported bugs**

- Cannot evolve/progress in game
- App crashes on splash screen
- In-app purchases not working

**Requested features**

- Resolve progression issues in specific levels
- Offer refunds for non-functional purchases


### 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 |


## Frequently asked questions

### Is Basic Math free?

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

### Is Calcul Mental in Space free?

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

### Which has better reviews, Basic Math or Calcul Mental in Space?

Basic Math is rated higher. Basic Math averages 4.5 out of 5 from 339 ratings, while Calcul Mental in Space averages 4.4 from 573 ratings.

### Do Basic Math or Calcul Mental in Space have ads?

Calcul Mental in Space shows ads; Basic Math does not.

### Which is updated more often, Basic Math or Calcul Mental in Space?

Basic Math ships an update monthly, and Calcul Mental in Space every 6 days. Most recently, Basic Math was updated on September 22, 2026 and Calcul Mental in Space on September 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.*