# 給水装置工事主任技術者 vs 排水設備工事責任技術者 | 2026年対策問題

The clearest difference is price: 給水装置工事主任技術者 at Free against 排水設備工事責任技術者 | 2026年対策問題's $1.99. 排水設備工事責任技術者 | 2026年対策問題's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

給水装置工事主任技術者 is free to download; 排水設備工事責任技術者 | 2026年対策問題 costs $1.99 up front. 給水装置工事主任技術者 sells 1 one-off in-app purchase. 排水設備工事責任技術者 | 2026年対策問題 asks for nothing beyond the download.

## The numbers

| Metric | 給水装置工事主任技術者 | 排水設備工事責任技術者 | 2026年対策問題 |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Monetization | — | Paid |
| Size | 5 MB | 5 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TAKAYUKI OOTA](https://appshunter.io/developer/1855196437) | [Masaki Kobayashi](https://appshunter.io/developer/1882180437) |

## What reviewers say

### 給水装置工事主任技術者

[App page](https://appshunter.io/ios/app/id6757112909)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 給水装置工事主任技術者 試験対策 | $1.99 | one-time |


### 排水設備工事責任技術者 | 2026年対策問題

[App page](https://appshunter.io/ios/app/2026/id6786021445)

This app offers 700 practice questions for the Drainage Facility Construction Manager exam. It features subject-specific drills, random quizzes, mock tests, and detailed explanations for each answer. Enjoy offline access and a completely ad-free, one-time purchase experience.

**Highlights:** 700 original practice questions, Subject-specific drills, Random question mode, Mock exams, Detailed answer explanations, Offline access

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

**In-app purchases:** none


## Frequently asked questions

### Is 給水装置工事主任技術者 free?

給水装置工事主任技術者 is free to download, with in-app purchases available.

### Is 排水設備工事責任技術者 | 2026年対策問題 free?

排水設備工事責任技術者 | 2026年対策問題 costs $1.99, with no in-app purchases.

### Do 給水装置工事主任技術者 or 排水設備工事責任技術者 | 2026年対策問題 have ads?

Neither 給水装置工事主任技術者 nor 排水設備工事責任技術者 | 2026年対策問題 shows 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.*