# Math Brain Booster Games vs EOS M400 EN Training

The clearest difference is in-app purchases: EOS M400 EN Training at none against Math Brain Booster Games's 16. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Math Brain Booster Games sells 14 in-app purchases, starting at $1.99 per month. EOS M400 EN Training asks for nothing beyond the download.

## The numbers

| Metric | Math Brain Booster Games | EOS M400 EN Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (27K ratings)](https://appshunter.io/ios/app/math-brain-booster-games/id554437914/reviews)** | — |
| Number of ratings | **27K** | — |
| Positive reviews | 80.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free with in-app purchases | — |
| Size | 46 MB | 598 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kirill Dyakonov](https://appshunter.io/developer/371652865) | [EOS Singapore PTE LTD](https://appshunter.io/developer/1761117058) |

## What reviewers say

### Math Brain Booster Games

[App page](https://appshunter.io/ios/app/math-brain-booster-games/id554437914)

Enhance cognitive abilities like attention, reaction time, and mental speed through engaging arithmetic exercises. This app utilizes a new method to stimulate brain areas responsible for memory and logical thinking, leading to improved mathematical skills and overall mental acuity.

**Highlights:** Improve attention and reaction time, Enhance mental velocity, Boost productivity, Personalized training modes, Review and correct mistakes, Set session reminders, Share progress

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

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access (1 Month) | $1.99 | per month |
| Premium Access (1 Month) | $4.99 | per month |
| Premium Access (1 Month) | $4.99 | per month |
| Premium Access (1 Year) | $9.99 | per year |
| Premium Access (1 Year) | $19.99 | per year |
| Unlock Multiplication Table | $0.99 | one-time |
| Unlock All | $2.99 | one-time |
| Unlock All Features | $4.99 | one-time |
| Activate PRO version | $4.99 | one-time |
| Unlock All | $7.99 | one-time |
| Unlock All Features | $8.99 | one-time |
| Lifetime Access | $19.99 | one-time |
| Lifetime Access | $34.99 | one-time |
| Lifetime Access | $39.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Helps improve math skills
- 💡 Variety of math practice options
- 😊 Enjoyable learning experience
- 🤓 Effective for all ages

**What reviewers complain about**

- 💰 Paid features required to unlock full potential
- 🤔 Confusing or unintuitive interface
- 🐛 Occasional bugs or glitches
- ⏱️ Limited time for practice sessions

**Reported bugs**

- App freezes or crashes when opening
- Incorrect answers sometimes marked as correct
- Family sharing not working as expected

**Requested features**

- Add more advanced math concepts (fractions, algebra, etc.)
- Provide progress tracking and performance analytics
- Expand free content without requiring in-app purchases
- Improve customization options for practice sessions


### EOS M400 EN Training

[App page](https://appshunter.io/ios/app/eos-m400-en-training/id6743739593)

**In-app purchases:** none


## Frequently asked questions

### Is Math Brain Booster Games free?

Math Brain Booster Games is free to download, with in-app purchases available.

### Is EOS M400 EN Training free?

EOS M400 EN Training is free to download, with no in-app purchases.

### Do Math Brain Booster Games or EOS M400 EN Training have ads?

Neither Math Brain Booster Games nor EOS M400 EN Training shows ads.

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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.*