# 消防設備士第4類【甲乙対応】（過去問ドリル) vs 消防設備士 甲4・乙4 合格ドリル｜一問一答・模擬試験

The clearest difference is update cadence: 消防設備士 甲4・乙4 合格ドリル｜一問一答・模擬試験 at every 4 days against 消防設備士第4類【甲乙対応】（過去問ドリル)'s every 4 weeks. 消防設備士第4類【甲乙対応】（過去問ドリル)'s advantage is monetization model (free vs freemium) and iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

消防設備士第4類【甲乙対応】（過去問ドリル) ships an update every 4 weeks, 消防設備士 甲4・乙4 合格ドリル｜一問一答・模擬試験 every 4 days. The most recent releases landed on September 18, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | 消防設備士第4類【甲乙対応】（過去問ドリル) | 消防設備士 甲4・乙4 合格ドリル｜一問一答・模擬試験 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/4/id6768689561/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 4 days** |
| Monetization | **Free** | Freemium |
| Size | 53 MB | 3 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ドリルラボ](https://appshunter.io/developer/1802311479) | [Shunya Iwasaki](https://appshunter.io/developer/1796095304) |

## What reviewers say

### 消防設備士第4類【甲乙対応】（過去問ドリル)

[App page](https://appshunter.io/ios/app/4/id6768689561)

This app offers a comprehensive drill of 282 past exam questions with detailed explanations for the Fire Equipment Officer Type 4 exam. It features three learning modes: by unit, by level, and intensive training, along with a performance sheet to track progress and an exam exemption search function.

**Highlights:** 282 past exam questions with detailed explanations, Three learning modes: by unit, by level, intensive training, Performance sheet for goal setting and progress tracking, Exam exemption search function, Bookmark feature for important questions

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

**In-app purchases:** none


### 消防設備士 甲4・乙4 合格ドリル｜一問一答・模擬試験

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


## Frequently asked questions

### Is 消防設備士第4類【甲乙対応】（過去問ドリル) free?

消防設備士第4類【甲乙対応】（過去問ドリル) is free to download, with no in-app purchases.

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

消防設備士 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.

### Do 消防設備士第4類【甲乙対応】（過去問ドリル) or 消防設備士 甲4・乙4 合格ドリル｜一問一答・模擬試験 have ads?

Neither 消防設備士第4類【甲乙対応】（過去問ドリル) nor 消防設備士 甲4・乙4 合格ドリル｜一問一答・模擬試験 shows ads.

### Which is updated more often, 消防設備士第4類【甲乙対応】（過去問ドリル) or 消防設備士 甲4・乙4 合格ドリル｜一問一答・模擬試験?

消防設備士第4類【甲乙対応】（過去問ドリル) ships an update every 4 weeks, and 消防設備士 甲4・乙4 合格ドリル｜一問一答・模擬試験 every 4 days. Most recently, 消防設備士第4類【甲乙対応】（過去問ドリル) was updated on September 18, 2026 and 消防設備士 甲4・乙4 合格ドリル｜一問一答・模擬試験 on September 11, 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.*