# QB説明　５年　正多角形と円 vs 楽しい理科小６（ダンケ）

The clearest difference is price: 楽しい理科小６（ダンケ） at Free against QB説明　５年　正多角形と円's $3.99. 楽しい理科小６（ダンケ） also leads on update cadence (every 11 months vs every 34 months). QB説明　５年　正多角形と円'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６（ダンケ） is free to download; QB説明　５年　正多角形と円 costs $3.99 up front. 楽しい理科小６（ダンケ） sells 1 one-off in-app purchase. QB説明　５年　正多角形と円 asks for nothing beyond the download.

QB説明　５年　正多角形と円 ships an update every 34 months, 楽しい理科小６（ダンケ） every 11 months. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | QB説明　５年　正多角形と円 | 楽しい理科小６（ダンケ） |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 34 months | **Every 11 months** |
| Size | 11 MB | 23 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　５年　正多角形と円

[App page](https://appshunter.io/ios/app/qb/id1448657476)

**In-app purchases:** none


### 楽しい理科小６（ダンケ）

[App page](https://appshunter.io/ios/app/id1488434573)

**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　５年　正多角形と円 free?

QB説明　５年　正多角形と円 costs $3.99, with no in-app purchases.

### Is 楽しい理科小６（ダンケ） free?

楽しい理科小６（ダンケ） is free to download, with in-app purchases available.

### Do QB説明　５年　正多角形と円 or 楽しい理科小６（ダンケ） have ads?

Neither QB説明　５年　正多角形と円 nor 楽しい理科小６（ダンケ） shows ads.

### Which is updated more often, QB説明　５年　正多角形と円 or 楽しい理科小６（ダンケ）?

QB説明　５年　正多角形と円 ships an update every 34 months, and 楽しい理科小６（ダンケ） every 11 months. Most recently, QB説明　５年　正多角形と円 was updated on October 25, 2026 and 楽しい理科小６（ダンケ） on October 29, 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.*