# Crazy arithmetic Competition vs パンツ漢字ドリル（小学一年生）

The clearest difference is ads: Crazy arithmetic Competition at none against パンツ漢字ドリル（小学一年生）'s shown. Crazy arithmetic Competition also leads on update cadence (every 3 months vs every 21 months) and device support (3 vs 1). On price 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.

Crazy arithmetic Competition ships an update every 3 months, パンツ漢字ドリル（小学一年生） every 21 months. The most recent releases landed on October 4, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Crazy arithmetic Competition | パンツ漢字ドリル（小学一年生） |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 months** | Every 21 months |
| Size | 10 MB | 64 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [正洪 王](https://appshunter.io/developer/1041876354) | [フロンティア システム ソリューションズ](https://appshunter.io/developer/553421631) |

## What reviewers say

### Crazy arithmetic Competition

[App page](https://appshunter.io/ios/app/crazy-arithmetic-competition/id1483559516)

**In-app purchases:** none


### パンツ漢字ドリル（小学一年生）

[App page](https://appshunter.io/ios/app/id1549538018)

**In-app purchases:** none


## Frequently asked questions

### Is Crazy arithmetic Competition free?

Crazy arithmetic Competition is free to download, with no in-app purchases.

### Is パンツ漢字ドリル（小学一年生） free?

パンツ漢字ドリル（小学一年生） is free to download, with no in-app purchases.

### Do Crazy arithmetic Competition or パンツ漢字ドリル（小学一年生） have ads?

パンツ漢字ドリル（小学一年生） shows ads; Crazy arithmetic Competition does not.

### Which is updated more often, Crazy arithmetic Competition or パンツ漢字ドリル（小学一年生）?

Crazy arithmetic Competition ships an update every 3 months, and パンツ漢字ドリル（小学一年生） every 21 months. Most recently, Crazy arithmetic Competition was updated on October 4, 2026 and パンツ漢字ドリル（小学一年生） on October 7, 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.*