# 中2英単語400 vs 消防設備士乙4 一問一答

中2英単語400 and 消防設備士乙4 一問一答 are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. 中2英単語400 sells 1 in-app purchase, starting at $1.99 per month and 消防設備士乙4 一問一答 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | 中2英単語400 | 消防設備士乙4 一問一答 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 11 months | — |
| Monetization | Ad-supported | — |
| Size | 79 MB | 83 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Junpei Shimotsu](https://appshunter.io/developer/882299124) | [LIBERE CO., LTD.](https://appshunter.io/developer/1885109028) |

## What reviewers say

### 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 |


### 消防設備士乙4 一問一答

[App page](https://appshunter.io/ios/app/4/id6794813527)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除 | $1.99 | one-time |


## Frequently asked questions

### Is 中2英単語400 free?

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

### Is 消防設備士乙4 一問一答 free?

消防設備士乙4 一問一答 is free to download, with in-app purchases available.

### Do 中2英単語400 or 消防設備士乙4 一問一答 have ads?

Both 中2英単語400 and 消防設備士乙4 一問一答 show ads.

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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.*