# 高分子 化学(有機・無機) vs 情報の王様

The clearest difference is price: 情報の王様 at Free against 高分子 化学(有機・無機)'s $4.99. 高分子 化学(有機・無機)'s advantage is in-app purchases (none vs 3) and ads (none vs shown). On review sentiment, device support and iOS requirement there is nothing between them.

情報の王様 is free to download; 高分子 化学(有機・無機) costs $4.99 up front. 情報の王様 sells 3 in-app purchases, starting at $1.99 per month. 高分子 化学(有機・無機) asks for nothing beyond the download.

高分子 化学(有機・無機) ships an update every 2 days, 情報の王様 every 6 weeks. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 高分子 化学(有機・無機) | 情報の王様 |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Positive reviews | 82.6% of reviews | **85.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Every 6 weeks |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 40 MB | 138 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hideki Touhara](https://appshunter.io/developer/1268738829) | [HANAUTA INC.](https://appshunter.io/developer/492009717) |

## What reviewers say

### 高分子 化学(有機・無機)

[App page](https://appshunter.io/ios/app/id1315239186)

Master polymer chemistry with this comprehensive study app. It features over 950 practice questions based on university entrance exams, covering organic and inorganic polymer compounds. Track your progress and reinforce learning with various test modes and customizable review lists.

**Highlights:** 951 practice questions, University entrance exam focus, Covers organic and inorganic polymers, Detailed explanations, Progress tracking and scoring, Customizable review lists, Multiple test modes

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

**In-app purchases:** none


### 情報の王様

[App page](https://appshunter.io/ios/app/1/id6467608924)

Master high school information studies with this quiz-style app. It offers over 1000 questions in Q&A and multiple-choice formats, perfect for quick study sessions, exam preparation, and reinforcing key concepts. Enjoy a game-like experience with rewards for clearing stages.

**Highlights:** Over 1000 Q&A and multiple-choice questions, Short play sessions for flexible study, Covers high school and university exam material, Game-like progression with stage clearing, Gift rewards for completing quests, Efficient memorization of key points

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 特訓プラン | $1.99 | per month |
| 特訓プラン | $11.99 | per 6 months |
| 特訓プラン | $19.99 | per year |


## Frequently asked questions

### Is 高分子 化学(有機・無機) free?

高分子 化学(有機・無機) costs $4.99, with no in-app purchases.

### Is 情報の王様 free?

情報の王様 is free to download, with in-app purchases available.

### Do 高分子 化学(有機・無機) or 情報の王様 have ads?

情報の王様 shows ads; 高分子 化学(有機・無機) does not.

### Which is updated more often, 高分子 化学(有機・無機) or 情報の王様?

高分子 化学(有機・無機) ships an update every 2 days, and 情報の王様 every 6 weeks. Most recently, 高分子 化学(有機・無機) was updated on October 29, 2026 and 情報の王様 on October 24, 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.*