# めぐる！世界遺産検定3級 vs 下水道3種対策

The clearest difference is monetization model: 下水道3種対策 at free against めぐる！世界遺産検定3級's paid. 下水道3種対策 also leads on review sentiment (100% vs 67%). めぐる！世界遺産検定3級's advantage is update cadence (every 10 days vs every 2 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

めぐる！世界遺産検定3級 ships an update every 10 days, 下水道3種対策 every 2 months. The most recent releases landed on October 9, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | めぐる！世界遺産検定3級 | 下水道3種対策 |
| --- | --- | --- |
| Price | **$1.99** | — |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 months |
| Monetization | Paid | **Free** |
| Size | 146 MB | 36 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KAORI YAMAWAKI](https://appshunter.io/developer/1827654606) | [satoshi yoshida](https://appshunter.io/developer/1873856165) |

## What reviewers say

### めぐる！世界遺産検定3級

[App page](https://appshunter.io/ios/app/3/id6755507267)

This app helps users prepare for the World Heritage Site Examination Level 3 through interactive quizzes and a unique adventure narrative. It features over 500 questions, hints for beginners, and story-based events to deepen understanding of world heritage sites.

**Highlights:** Over 500 quiz questions, Hint function for beginners, Story-based learning events, Progress tracking visualized as a journey, Covers photo questions and key heritage sites, Covers cultural and natural heritage basics

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

**In-app purchases:** none


### 下水道3種対策

[App page](https://appshunter.io/ios/app/3/id6768249358)

This app offers a comprehensive study guide for the 3rd Class Sewerage Technician certification exam. It features over 10,000 practice questions across 10 chapters, detailed explanations, and progress tracking. Study offline and customize your experience with dark/light themes.

**Highlights:** 10,000+ practice questions, 10 detailed chapters, Chapter-specific practice, Detailed explanations, Progress tracking and statistics, Offline functionality, Dark/light theme support

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

**In-app purchases:** none


## Frequently asked questions

### Is めぐる！世界遺産検定3級 free?

めぐる！世界遺産検定3級 costs $1.99, with no in-app purchases.

### Is 下水道3種対策 free?

Pricing for 下水道3種対策 is not currently listed on the App Store.

### Do めぐる！世界遺産検定3級 or 下水道3種対策 have ads?

Neither めぐる！世界遺産検定3級 nor 下水道3種対策 shows ads.

### Which is updated more often, めぐる！世界遺産検定3級 or 下水道3種対策?

めぐる！世界遺産検定3級 ships an update every 10 days, and 下水道3種対策 every 2 months. Most recently, めぐる！世界遺産検定3級 was updated on October 9, 2026 and 下水道3種対策 on September 23, 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.*