# QB説明　４年　直方体と立方体 vs 楽しい理科小５（ダンケ）

The clearest difference is price: 楽しい理科小５（ダンケ） at Free against QB説明　４年　直方体と立方体's $4.99. 楽しい理科小５（ダンケ） also leads on update cadence (every 11 months vs every 32 months). QB説明　４年　直方体と立方体's advantage is in-app purchases (none vs 1) and iOS requirement (11.0 vs 18.2). On ads and device support there is nothing between them.

楽しい理科小５（ダンケ） is free to download; QB説明　４年　直方体と立方体 costs $4.99 up front. 楽しい理科小５（ダンケ） sells 1 one-off in-app purchase. QB説明　４年　直方体と立方体 asks for nothing beyond the download.

QB説明　４年　直方体と立方体 ships an update every 32 months, 楽しい理科小５（ダンケ） every 11 months. The most recent releases landed on October 25, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | QB説明　４年　直方体と立方体 | 楽しい理科小５（ダンケ） |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 32 months | **Every 11 months** |
| Size | 10 MB | 14 MB |
| Requires iOS | **11.0** | 18.2 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Suzuki Educational Software Co.,Ltd.](https://appshunter.io/developer/585512975) | [Norio Takeda](https://appshunter.io/developer/1485221811) |

## What reviewers say

### QB説明　４年　直方体と立方体

[App page](https://appshunter.io/ios/app/qb/id1470180201)

**In-app purchases:** none


### 楽しい理科小５（ダンケ）

[App page](https://appshunter.io/ios/app/id1488433388)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ゴールドコイン | $7.99 | one-time |


## Frequently asked questions

### Is QB説明　４年　直方体と立方体 free?

QB説明　４年　直方体と立方体 costs $4.99, with no in-app purchases.

### Is 楽しい理科小５（ダンケ） free?

楽しい理科小５（ダンケ） is free to download, with in-app purchases available.

### Do QB説明　４年　直方体と立方体 or 楽しい理科小５（ダンケ） have ads?

Neither QB説明　４年　直方体と立方体 nor 楽しい理科小５（ダンケ） shows ads.

### Which is updated more often, QB説明　４年　直方体と立方体 or 楽しい理科小５（ダンケ）?

QB説明　４年　直方体と立方体 ships an update every 32 months, and 楽しい理科小５（ダンケ） every 11 months. Most recently, QB説明　４年　直方体と立方体 was updated on October 25, 2026 and 楽しい理科小５（ダンケ） on November 3, 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.*