# Memory Brain Trainer (Math) vs AR amusement park

The clearest difference is iOS requirement: Memory Brain Trainer (Math) at 6.0 against AR amusement park's 11.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Memory Brain Trainer (Math) ships an update every 3 months, AR amusement park every 5 months. The most recent releases landed on October 14, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Memory Brain Trainer (Math) | AR amusement park |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Size | 57 MB | 822 MB |
| Requires iOS | **6.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KIDEO TECH LTD](https://appshunter.io/developer/905104364) | [Shenzhen Xiaotao Technology Co., Ltd.](https://appshunter.io/developer/1673781121) |

## What reviewers say

### Memory Brain Trainer (Math)

[App page](https://appshunter.io/ios/app/memory-brain-trainer-math/id1020432770)

**Features:** macOS Compatibility

**In-app purchases:** none


### AR amusement park

[App page](https://appshunter.io/ios/app/ar-amusement-park/id6445850768)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Memory Brain Trainer (Math) free?

Memory Brain Trainer (Math) is free to download, with no in-app purchases.

### Is AR amusement park free?

AR amusement park is free to download, with no in-app purchases.

### Do Memory Brain Trainer (Math) or AR amusement park have ads?

Neither Memory Brain Trainer (Math) nor AR amusement park shows ads.

### Which is updated more often, Memory Brain Trainer (Math) or AR amusement park?

Memory Brain Trainer (Math) ships an update every 3 months, and AR amusement park every 5 months. Most recently, Memory Brain Trainer (Math) was updated on October 14, 2026 and AR amusement park on October 4, 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.*