# 俳句AI採点 vs Structura 元素合成 ― 化学反応を覚えるパズル

The clearest difference is ads: Structura 元素合成 ― 化学反応を覚えるパズル at none against 俳句AI採点's shown. Structura 元素合成 ― 化学反応を覚えるパズル also leads on update cadence (weekly vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. 俳句AI採点 sells 10 one-off in-app purchases and Structura 元素合成 ― 化学反応を覚えるパズル sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

俳句AI採点 ships an update every 2 months, Structura 元素合成 ― 化学反応を覚えるパズル weekly. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 俳句AI採点 | Structura 元素合成 ― 化学反応を覚えるパズル |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 40 MB | 99 MB |
| Requires iOS | 17 | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Ayumu Izumi](https://appshunter.io/developer/1822273057) | [SNAPLACE](https://appshunter.io/developer/6790258232) |

## What reviewers say

### 俳句AI採点

[App page](https://appshunter.io/ios/app/ai/id6751759850)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 保存枠拡張5個 | $0.49 | one-time |
| 普通チケット5枚 | $0.99 | one-time |
| 保存枠無制限 | $0.99 | one-time |
| 普通チケット10枚 | $1.99 | one-time |
| 初心者応援パック | $1.99 | one-time |
| プレミアムチケット5枚 | $1.99 | one-time |
| 普通チケット20枚 | $3.99 | one-time |
| プレミアムチケット10枚 | $3.99 | one-time |
| 6000コイン | $5.99 | one-time |
| プレミアムチケット20枚 | $6.99 | one-time |


### Structura 元素合成 ― 化学反応を覚えるパズル

[App page](https://appshunter.io/ios/app/structura/id6795030898)

Learn chemical reactions through a falling puzzle game. Connect elements and ions to form compounds, with visual representations of structures and interactive quizzes to reinforce learning. Covers inorganic, organic, and polymer reactions.

**Highlights:** Falling puzzle gameplay, Visual representation of chemical structures, Interactive quizzes, Covers inorganic, organic, and polymer reactions, Progress tracking for forgotten reactions, Element characters with stage-specific tips

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 全単元を解放 | $2.99 | one-time |


## Frequently asked questions

### Is 俳句AI採点 free?

俳句AI採点 is free to download, with in-app purchases available.

### Is Structura 元素合成 ― 化学反応を覚えるパズル free?

Structura 元素合成 ― 化学反応を覚えるパズル is free to download, with in-app purchases available.

### Do 俳句AI採点 or Structura 元素合成 ― 化学反応を覚えるパズル have ads?

俳句AI採点 shows ads; Structura 元素合成 ― 化学反応を覚えるパズル does not.

### Which is updated more often, 俳句AI採点 or Structura 元素合成 ― 化学反応を覚えるパズル?

俳句AI採点 ships an update every 2 months, and Structura 元素合成 ― 化学反応を覚えるパズル weekly. Most recently, 俳句AI採点 was updated on October 26, 2026 and Structura 元素合成 ― 化学反応を覚えるパズル on October 25, 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.*