# 高校数学 数I〜数C 解法の最初の一手 vs Structura 元素合成 ― 化学反応を覚えるパズル

The clearest difference is in-app purchases: Structura 元素合成 ― 化学反応を覚えるパズル at none against 高校数学 数I〜数C 解法の最初の一手's 1. 高校数学 数I〜数C 解法の最初の一手's advantage is iOS requirement (15.0 vs 17.0). On update cadence, ads and device support there is nothing between them.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | 高校数学 数I〜数C 解法の最初の一手 | Structura 元素合成 ― 化学反応を覚えるパズル |
| --- | --- | --- |
| Price | **Free** | — |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/structura/id6795030898/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 22 MB | 99 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gen Nakanishi](https://appshunter.io/developer/6782112814) | [SNAPLACE](https://appshunter.io/developer/6790258232) |

## What reviewers say

### 高校数学 数I〜数C 解法の最初の一手

[App page](https://appshunter.io/ios/app/ic/id6782112812)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 全解放（すべての初手） | $4.99 | 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:** none


## Frequently asked questions

### Is 高校数学 数I〜数C 解法の最初の一手 free?

高校数学 数I〜数C 解法の最初の一手 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?

Pricing for Structura 元素合成 ― 化学反応を覚えるパズル is not currently listed on the App Store.

### Do 高校数学 数I〜数C 解法の最初の一手 or Structura 元素合成 ― 化学反応を覚えるパズル have ads?

Neither 高校数学 数I〜数C 解法の最初の一手 nor Structura 元素合成 ― 化学反応を覚えるパズル shows ads.

### Which is updated more often, 高校数学 数I〜数C 解法の最初の一手 or Structura 元素合成 ― 化学反応を覚えるパズル?

高校数学 数I〜数C 解法の最初の一手 ships an update weekly, and Structura 元素合成 ― 化学反応を覚えるパズル weekly. Most recently, 高校数学 数I〜数C 解法の最初の一手 was updated on October 14, 2026 and Structura 元素合成 ― 化学反応を覚えるパズル on October 9, 2026.

---

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