# 第二種冷凍機械責任者 | 2026年対策問題 vs 消防設備士 乙7 合格ドリル

The clearest difference is price: 消防設備士 乙7 合格ドリル at Free against 第二種冷凍機械責任者 | 2026年対策問題's $3.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

消防設備士 乙7 合格ドリル is free to download; 第二種冷凍機械責任者 | 2026年対策問題 costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

第二種冷凍機械責任者 | 2026年対策問題 ships an update every 3 weeks, 消防設備士 乙7 合格ドリル fortnightly. The most recent releases landed on September 23, 2026 and August 28, 2026 respectively.

## The numbers

| Metric | 第二種冷凍機械責任者 | 2026年対策問題 | 消防設備士 乙7 合格ドリル |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Paid | — |
| Size | 6 MB | 3 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Masaki Kobayashi](https://appshunter.io/developer/1882180437) | [Shunya Iwasaki](https://appshunter.io/developer/1796095304) |

## What reviewers say

### 第二種冷凍機械責任者 | 2026年対策問題

[App page](https://appshunter.io/ios/app/2026/id6777672583)

This app offers 800 original practice questions for the Type 2 Refrigeration Engineer exam. It organizes content by topic, provides detailed explanations for correct and incorrect answers, and supports offline use. The app aims to help users understand concepts rather than just memorize them.

**Highlights:** 800 original practice questions, Detailed explanations for answers, Topic-based learning, Randomized question order, Review incorrect answers, Offline access

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

**In-app purchases:** none


### 消防設備士 乙7 合格ドリル

[App page](https://appshunter.io/ios/app/7/id6781415127)

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

**In-app purchases:** none


## Frequently asked questions

### Is 第二種冷凍機械責任者 | 2026年対策問題 free?

第二種冷凍機械責任者 | 2026年対策問題 costs $3.99, with no in-app purchases.

### Is 消防設備士 乙7 合格ドリル free?

消防設備士 乙7 合格ドリル is free to download, with no in-app purchases.

### Do 第二種冷凍機械責任者 | 2026年対策問題 or 消防設備士 乙7 合格ドリル have ads?

Neither 第二種冷凍機械責任者 | 2026年対策問題 nor 消防設備士 乙7 合格ドリル shows ads.

### Which is updated more often, 第二種冷凍機械責任者 | 2026年対策問題 or 消防設備士 乙7 合格ドリル?

第二種冷凍機械責任者 | 2026年対策問題 ships an update every 3 weeks, and 消防設備士 乙7 合格ドリル fortnightly. Most recently, 第二種冷凍機械責任者 | 2026年対策問題 was updated on September 23, 2026 and 消防設備士 乙7 合格ドリル on August 28, 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.*