# QB説明　５年　正多角形と円 vs 中学歴史ー１問１答

The clearest difference is price: 中学歴史ー１問１答 at Free against QB説明　５年　正多角形と円's $3.99. 中学歴史ー１問１答 also leads on update cadence (every 14 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.

中学歴史ー１問１答 is free to download; QB説明　５年　正多角形と円 costs $3.99 up front. 中学歴史ー１問１答 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, 中学歴史ー１問１答 every 14 months. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | QB説明　５年　正多角形と円 | 中学歴史ー１問１答 |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 34 months | **Every 14 months** |
| Size | 11 MB | 41 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


### 中学歴史ー１問１答

[App page](https://appshunter.io/ios/app/id1524256888)

**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 中学歴史ー１問１答 free?

中学歴史ー１問１答 is free to download, with in-app purchases available.

### Do QB説明　５年　正多角形と円 or 中学歴史ー１問１答 have ads?

Neither QB説明　５年　正多角形と円 nor 中学歴史ー１問１答 shows ads.

### Which is updated more often, QB説明　５年　正多角形と円 or 中学歴史ー１問１答?

QB説明　５年　正多角形と円 ships an update every 34 months, and 中学歴史ー１問１答 every 14 months. Most recently, QB説明　５年　正多角形と円 was updated on October 7, 2026 and 中学歴史ー１問１答 on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*