# 中学理科 vs 中2英単語400

The clearest difference is in-app purchases: 中学理科 at none against 中2英単語400's 1. 中学理科 also leads on ads (none vs shown) and update cadence (every 3 months vs every 11 months). 中2英単語400's advantage is review sentiment (40% vs 15%). On price and device support there is nothing between them.

Both are free to download. 中2英単語400 sells 1 in-app purchase, starting at $1.99 per month. 中学理科 asks for nothing beyond the download.

中学理科 ships an update every 3 months, 中2英単語400 every 11 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 中学理科 | 中2英単語400 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 15.0% of reviews | **40.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 months** | Every 11 months |
| Monetization | **Free** | Ad-supported |
| Size | 40 MB | 79 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gloding Inc.](https://appshunter.io/developer/780228385) | [Junpei Shimotsu](https://appshunter.io/developer/882299124) |

## What reviewers say

### 中学理科

[App page](https://appshunter.io/ios/app/id1094601357)

Master junior high school science subjects including biology, physics, chemistry, and earth science through interactive quizzes and targeted practice. Identify and focus on weak areas with a dedicated '苦手リスト' (weakness list) for efficient learning during commutes or short breaks.

**Highlights:** Covers biology, physics, chemistry, earth science, Multiple-choice questions, Progress tracking by subject, "Perfect" marks for mastery, Detailed explanations for each question, Weakness list for targeted review, Quick quizzes for short breaks

**In-app purchases:** none


### 中2英単語400

[App page](https://appshunter.io/ios/app/2400/id1470578020)

This app helps students efficiently learn 400 English words for the second year of junior high school. It uses multiple-choice, handwriting, and listening modes to reinforce vocabulary through quizzes and personalized review. Track your progress with detailed statistics and improve pronunciation with audio playback.

**Highlights:** 400 junior high second-year English words, Multiple-choice, handwriting, and listening modes, Personalized review of incorrect words, Progress tracking and statistics, Audio playback for pronunciation, Stage-based learning structure

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| １ヶ月広告削除 | $1.99 | per month |


## Frequently asked questions

### Is 中学理科 free?

中学理科 is free to download, with no in-app purchases.

### Is 中2英単語400 free?

中2英単語400 is free to download, with in-app purchases available.

### Do 中学理科 or 中2英単語400 have ads?

中2英単語400 shows ads; 中学理科 does not.

### Which is updated more often, 中学理科 or 中2英単語400?

中学理科 ships an update every 3 months, and 中2英単語400 every 11 months. Most recently, 中学理科 was updated on November 2, 2026 and 中2英単語400 on November 3, 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.*