# 消防設備士 4類（甲4・乙4）合格ドリル｜一問一答・模擬試験 vs 消防設備士甲4・甲種4類 対策問題集

The clearest difference is in-app purchases: 消防設備士 4類（甲4・乙4）合格ドリル｜一問一答・模擬試験 at none against 消防設備士甲4・甲種4類 対策問題集's 1. 消防設備士 4類（甲4・乙4）合格ドリル｜一問一答・模擬試験 also leads on update cadence (weekly vs every 4 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 消防設備士甲4・甲種4類 対策問題集 sells 1 one-off in-app purchase. 消防設備士 4類（甲4・乙4）合格ドリル｜一問一答・模擬試験 asks for nothing beyond the download.

消防設備士 4類（甲4・乙4）合格ドリル｜一問一答・模擬試験 ships an update weekly, 消防設備士甲4・甲種4類 対策問題集 every 4 weeks. Both last shipped on November 10, 2026.

## The numbers

| Metric | 消防設備士 4類（甲4・乙4）合格ドリル｜一問一答・模擬試験 | 消防設備士甲4・甲種4類 対策問題集 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 weeks |
| Monetization | Freemium | — |
| Size | 5 MB | 2 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shunya Iwasaki](https://appshunter.io/developer/1796095304) | [Takaho Hayashi](https://appshunter.io/developer/6788691940) |

## What reviewers say

### 消防設備士 4類（甲4・乙4）合格ドリル｜一問一答・模擬試験

[App page](https://appshunter.io/ios/app/444/id6780047715)

This app provides comprehensive study materials for the Fire Equipment Officer Level 4 (Class A and B) exams. It offers one-on-one practice questions, practical skill drills for identification and drafting, and full-scale mock tests. Study offline and optimize your learning with personalized exam settings.

**Highlights:** One-on-one practice questions by subject, Practical skill drills for identification and drafting, Full-scale mock exams with performance analysis, Personalized exam settings for Class A/B, Offline study support, Progress tracking and visualization

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

**In-app purchases:** none


### 消防設備士甲4・甲種4類 対策問題集

[App page](https://appshunter.io/ios/app/44/id6820077363)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 全機能解除 | $5.99 | one-time |


## Frequently asked questions

### Is 消防設備士 4類（甲4・乙4）合格ドリル｜一問一答・模擬試験 free?

消防設備士 4類（甲4・乙4）合格ドリル｜一問一答・模擬試験 is free to download, with no in-app purchases.

### Is 消防設備士甲4・甲種4類 対策問題集 free?

消防設備士甲4・甲種4類 対策問題集 is free to download, with in-app purchases available.

### Do 消防設備士 4類（甲4・乙4）合格ドリル｜一問一答・模擬試験 or 消防設備士甲4・甲種4類 対策問題集 have ads?

Neither 消防設備士 4類（甲4・乙4）合格ドリル｜一問一答・模擬試験 nor 消防設備士甲4・甲種4類 対策問題集 shows ads.

### Which is updated more often, 消防設備士 4類（甲4・乙4）合格ドリル｜一問一答・模擬試験 or 消防設備士甲4・甲種4類 対策問題集?

消防設備士 4類（甲4・乙4）合格ドリル｜一問一答・模擬試験 ships an update weekly, and 消防設備士甲4・甲種4類 対策問題集 every 4 weeks. Most recently, 消防設備士 4類（甲4・乙4）合格ドリル｜一問一答・模擬試験 was updated on November 10, 2026 and 消防設備士甲4・甲種4類 対策問題集 on November 10, 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.*