# MathMinds vs 世界の国名クイズ

The clearest difference is update cadence: 世界の国名クイズ at every 10 days against MathMinds's every 20 months. On price, ads, in-app purchases and device support there is nothing between them.

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

MathMinds ships an update every 20 months, 世界の国名クイズ every 10 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | MathMinds | 世界の国名クイズ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 20 months | **Every 10 days** |
| Size | 8 MB | 4 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [WAEL KILZIEH](https://appshunter.io/developer/869521693) | [Masahiro Tanigawa](https://appshunter.io/developer/6792176111) |

## What reviewers say

### MathMinds

[App page](https://appshunter.io/ios/app/mathminds-puzzle-quiz/id1494875165)

**Features:** macOS Compatibility

**In-app purchases:** none


### 世界の国名クイズ

[App page](https://appshunter.io/ios/app/id6797205214)

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

**In-app purchases:** none


## Frequently asked questions

### Is MathMinds free?

MathMinds is free to download, with no in-app purchases.

### Is 世界の国名クイズ free?

世界の国名クイズ is free to download, with no in-app purchases.

### Do MathMinds or 世界の国名クイズ have ads?

Both MathMinds and 世界の国名クイズ show ads.

### Which is updated more often, MathMinds or 世界の国名クイズ?

MathMinds ships an update every 20 months, and 世界の国名クイズ every 10 days. Most recently, MathMinds was updated on October 25, 2026 and 世界の国名クイズ 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.*