# 脳トレ計算問題BASIC vs RPS Brain

The clearest difference is in-app purchases: 脳トレ計算問題BASIC at none against RPS Brain's 2. 脳トレ計算問題BASIC also leads on iOS requirement (8.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. RPS Brain sells 2 in-app purchases, starting at $0.99 per month. 脳トレ計算問題BASIC asks for nothing beyond the download.

## The numbers

| Metric | 脳トレ計算問題BASIC | RPS Brain |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | — | Every 2 weeks |
| Size | 23 MB | 68 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hokuto Yokoyama](https://appshunter.io/developer/1169427451) | [tomople](https://appshunter.io/developer/1384257281) |

## What reviewers say

### 脳トレ計算問題BASIC

[App page](https://appshunter.io/ios/app/basic/id1280788749)

**Features:** macOS Compatibility

**In-app purchases:** none


### RPS Brain

[App page](https://appshunter.io/ios/app/rps-brain-rock-paper-scissors/id1641810059)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除（１ヶ月） | $0.99 | per month |
| 広告削除（１年間） | $8.99 | per year |


## Frequently asked questions

### Is 脳トレ計算問題BASIC free?

脳トレ計算問題BASIC is free to download, with no in-app purchases.

### Is RPS Brain free?

RPS Brain is free to download, with in-app purchases available.

### Do 脳トレ計算問題BASIC or RPS Brain have ads?

Both 脳トレ計算問題BASIC and RPS Brain show 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.*