# 下水道技術検定3種Pass vs 下水道管路施設 過去問対策 全404問

The clearest difference is ads: 下水道管路施設 過去問対策 全404問 at none against 下水道技術検定3種Pass's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. 下水道技術検定3種Pass sells 1 one-off in-app purchase and 下水道管路施設 過去問対策 全404問 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

下水道技術検定3種Pass ships an update every 2 weeks, 下水道管路施設 過去問対策 全404問 fortnightly. The most recent releases landed on October 31, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | 下水道技術検定3種Pass | 下水道管路施設 過去問対策 全404問 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 40 MB | 33 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KANDK](https://appshunter.io/developer/1867080143) | [Takuro Fukuma](https://appshunter.io/developer/1896728656) |

## What reviewers say

### 下水道技術検定3種Pass

[App page](https://appshunter.io/ios/app/3pass/id6788900627)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $1.99 | one-time |


### 下水道管路施設 過去問対策 全404問

[App page](https://appshunter.io/ios/app/404/id6793370748)

This app helps users prepare for the Sewerage Management Technician Certification Exam (Pipe Facilities). It offers 404 unique practice questions covering four key areas, with detailed explanations and exam-simulation modes. Track your progress and identify weak points to improve your chances of passing.

**Highlights:** 404 unique practice questions, Detailed explanations for each question, Exam simulation mode, Progress tracking and weak point analysis, Offline study capabilities, iCloud synchronization

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 全問解放 | $9.99 | one-time |


## Frequently asked questions

### Is 下水道技術検定3種Pass free?

下水道技術検定3種Pass is free to download, with in-app purchases available.

### Is 下水道管路施設 過去問対策 全404問 free?

下水道管路施設 過去問対策 全404問 is free to download, with in-app purchases available.

### Do 下水道技術検定3種Pass or 下水道管路施設 過去問対策 全404問 have ads?

下水道技術検定3種Pass shows ads; 下水道管路施設 過去問対策 全404問 does not.

### Which is updated more often, 下水道技術検定3種Pass or 下水道管路施設 過去問対策 全404問?

下水道技術検定3種Pass ships an update every 2 weeks, and 下水道管路施設 過去問対策 全404問 fortnightly. Most recently, 下水道技術検定3種Pass was updated on October 31, 2026 and 下水道管路施設 過去問対策 全404問 on November 7, 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.*