# 消防設備士4類 試験対策｜問題集 vs 計装士2級対策 500問

The clearest difference is review sentiment: 消防設備士4類 試験対策｜問題集 at 100% against 計装士2級対策 500問's 0%. 消防設備士4類 試験対策｜問題集 also leads on price ($2.99 vs $3.99). 計装士2級対策 500問's advantage is device support and iOS requirement (15.1 vs 17.6). On update cadence, in-app purchases and monetization model there is nothing between them.

消防設備士4類 試験対策｜問題集 costs $2.99 and 計装士2級対策 500問 $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

消防設備士4類 試験対策｜問題集 ships an update every 3 weeks, 計装士2級対策 500問 monthly. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | 消防設備士4類 試験対策｜問題集 | 計装士2級対策 500問 |
| --- | --- | --- |
| Price | **$2.99** | $3.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/4/id6763487725/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Paid | Paid |
| Size | 5 MB | 34 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [RYOHEI HORIUCHI](https://appshunter.io/developer/1869799988) | [satoshi yoshida](https://appshunter.io/developer/1873856165) |

## What reviewers say

### 消防設備士4類 試験対策｜問題集

[App page](https://appshunter.io/ios/app/4/id6763487725)

This app provides comprehensive study materials for the Fire Equipment Engineer Type 4 exam, covering both Type A and Type B certifications. It features structured lessons, practice questions, and mock exams to help users efficiently prepare and improve their understanding of fire safety equipment.

**Highlights:** Covers Type A and Type B exams, Includes electrical basics and regulations, 4-choice practice questions, Review function for weak areas, Mock exam mode, Study during short breaks

**In-app purchases:** none


### 計装士2級対策 500問

[App page](https://appshunter.io/ios/app/2-500/id6790266438)

Prepare for the Level 2 Instrumentation Engineer exam with 500 original multiple-choice questions. Study by chapter, practice randomly, or take mock exams with detailed explanations for efficient learning. Works completely offline with no ads or in-app purchases.

**Highlights:** 500 original multiple-choice questions, Detailed explanations for all questions, Chapter-based learning with progress tracking, Automatic review of incorrect answers, Mock exam mode for practice, Offline operation, No ads or in-app purchases

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

**In-app purchases:** none


## Frequently asked questions

### Is 消防設備士4類 試験対策｜問題集 free?

消防設備士4類 試験対策｜問題集 costs $2.99, with no in-app purchases.

### Is 計装士2級対策 500問 free?

計装士2級対策 500問 costs $3.99, with no in-app purchases.

### Which is updated more often, 消防設備士4類 試験対策｜問題集 or 計装士2級対策 500問?

消防設備士4類 試験対策｜問題集 ships an update every 3 weeks, and 計装士2級対策 500問 monthly. Most recently, 消防設備士4類 試験対策｜問題集 was updated on October 6, 2026 and 計装士2級対策 500問 on October 12, 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.*