# コブナイズ vs 国語力をクイズ形式で鍛える

The clearest difference is in-app purchases: コブナイズ at none against 国語力をクイズ形式で鍛える's 10. コブナイズ also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). 国語力をクイズ形式で鍛える's advantage is ads (none vs shown) and update cadence (every 2 days vs every 9 days). On price there is nothing between them.

Both are free to download. 国語力をクイズ形式で鍛える sells 10 one-off in-app purchases. コブナイズ asks for nothing beyond the download.

コブナイズ ships an update every 9 days, 国語力をクイズ形式で鍛える every 2 days. The most recent releases landed on November 10, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | コブナイズ | 国語力をクイズ形式で鍛える |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | **Every 2 days** |
| Size | 60 MB | 12 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kasanimaro](https://appshunter.io/developer/1846987954) | [Manabu TsuTsui](https://appshunter.io/developer/1745681573) |

## What reviewers say

### コブナイズ

[App page](https://appshunter.io/ios/app/id6815504540)

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

**In-app purchases:** none


### 国語力をクイズ形式で鍛える

[App page](https://appshunter.io/ios/app/2/id6826757019)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 語彙　上級 | $1.99 | one-time |
| 要約　上級 | $1.99 | one-time |
| 対義語　上級 | $1.99 | one-time |
| 類義語　上級 | $1.99 | one-time |
| 当てはまる文章　上級 | $1.99 | one-time |
| 並び替え　上級 | $1.99 | one-time |
| 接続詞　上級 | $1.99 | one-time |
| 指示語　上級 | $1.99 | one-time |
| 広告非表示 | $1.99 | one-time |
| まとめて購入 | $5.99 | one-time |


## Frequently asked questions

### Is コブナイズ free?

コブナイズ is free to download, with no in-app purchases.

### Is 国語力をクイズ形式で鍛える free?

国語力をクイズ形式で鍛える is free to download, with in-app purchases available.

### Do コブナイズ or 国語力をクイズ形式で鍛える have ads?

コブナイズ shows ads; 国語力をクイズ形式で鍛える does not.

### Which is updated more often, コブナイズ or 国語力をクイズ形式で鍛える?

コブナイズ ships an update every 9 days, and 国語力をクイズ形式で鍛える every 2 days. Most recently, コブナイズ was updated on November 10, 2026 and 国語力をクイズ形式で鍛える on November 11, 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.*