# 化学の王様 vs 中学生の勉強アプリ 実技4教科

化学の王様 and 中学生の勉強アプリ 実技4教科 both sit at 5.0 stars, but that hides the real split: 78% of 中学生の勉強アプリ 実技4教科's written reviews are positive against 25% of 化学の王様's. 中学生の勉強アプリ 実技4教科 also leads on in-app purchases (none vs 3). 化学の王様's advantage is update cadence (every 3 weeks vs every 12 months) and ratings volume (3 vs 1). On price, rating, ads and device support there is nothing between them.

Both are free to download. 化学の王様 sells 3 in-app purchases, starting at $3.49 per month. 中学生の勉強アプリ 実技4教科 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for 化学の王様 against 5.0 for 中学生の勉強アプリ 実技4教科. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews are what separate them: 25% of 化学の王様's written reviews are positive against 78% of 中学生の勉強アプリ 実技4教科's.

化学の王様 ships an update every 3 weeks, 中学生の勉強アプリ 実技4教科 every 12 months. The most recent releases landed on September 21, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | 化学の王様 | 中学生の勉強アプリ 実技4教科 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/id1519715518/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/4/id6444804784/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 25.0% of reviews | **78.3% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 3 weeks** | Every 12 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 139 MB | 45 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [HANAUTA INC.](https://appshunter.io/developer/492009717) | [StudySwitch, Inc.](https://appshunter.io/developer/1368900403) |

## What reviewers say

### 化学の王様

[App page](https://appshunter.io/ios/app/id1519715518)

This app offers a fun, quiz-like approach to learning high school chemistry. It features over 3000 questions in various formats and is designed to help users memorize key concepts for exams. Users can progress through stages and earn rewards while studying.

**Highlights:** Over 3000 chemistry questions, Quiz-like learning format, Short play sessions, Exam preparation content, Game-like progression, Gift rewards for quests

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 合格プラン | $3.49 | per month |
| 合格プラン | $17.49 | per 6 months |
| 合格プラン | $27.99 | per year |


### 中学生の勉強アプリ 実技4教科

[App page](https://appshunter.io/ios/app/4/id6444804784)

This free app offers 1438 multiple-choice questions covering essential topics for junior high school practical subjects. It's designed for exam preparation and covers health and physical education, technology and home economics, art, and music.

**Highlights:** 1438 practice questions, Covers 4 practical subjects, Multiple-choice format, Exam preparation focus, Free to use

**In-app purchases:** none


## Frequently asked questions

### Is 化学の王様 free?

化学の王様 is free to download, with in-app purchases available.

### Is 中学生の勉強アプリ 実技4教科 free?

中学生の勉強アプリ 実技4教科 is free to download, with no in-app purchases.

### Which has better reviews, 化学の王様 or 中学生の勉強アプリ 実技4教科?

化学の王様 and 中学生の勉強アプリ 実技4教科 are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do 化学の王様 or 中学生の勉強アプリ 実技4教科 have ads?

Both 化学の王様 and 中学生の勉強アプリ 実技4教科 show ads.

### Which is updated more often, 化学の王様 or 中学生の勉強アプリ 実技4教科?

化学の王様 ships an update every 3 weeks, and 中学生の勉強アプリ 実技4教科 every 12 months. Most recently, 化学の王様 was updated on September 21, 2026 and 中学生の勉強アプリ 実技4教科 on September 27, 2026.

---

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