# 「１級土木施工管理技士」受験対策 vs 下水道管理技術認定対策

The clearest difference is price: 「１級土木施工管理技士」受験対策 at Free against 下水道管理技術認定対策's $4.99. 下水道管理技術認定対策's advantage is in-app purchases (none vs 1). On update cadence, ads, device support and iOS requirement there is nothing between them.

「１級土木施工管理技士」受験対策 is free to download; 下水道管理技術認定対策 costs $4.99 up front. 「１級土木施工管理技士」受験対策 sells 1 one-off in-app purchase. 下水道管理技術認定対策 asks for nothing beyond the download.

「１級土木施工管理技士」受験対策 ships an update monthly, 下水道管理技術認定対策 every 6 weeks. The most recent releases landed on October 23, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 「１級土木施工管理技士」受験対策 | 下水道管理技術認定対策 |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Positive reviews | 92.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Size | 53 MB | 36 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TK office](https://appshunter.io/developer/532066480) | [satoshi yoshida](https://appshunter.io/developer/1873856165) |

## What reviewers say

### 「１級土木施工管理技士」受験対策

[App page](https://appshunter.io/ios/app/id1117744357)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 問題アンロック | $9.99 | one-time |

**What reviewers like**

- ✅ Effective for passing exams
- 🚀 Efficient learning
- 👍 Easy to use
- 💡 Good value for money
- 📚 Covers past questions

**What reviewers complain about**

- 🐛 Occasional bugs/crashes
- 🐛 Typos and errors in text
- ❓ Some explanations unclear for beginners
- ⏳ Outdated questions in some versions
- ❓ Inconsistent answer keys

**Reported bugs**

- App suddenly stops opening
- App crashes immediately after purchase
- Incorrect answer for question 5 in in-situ survey (Q5)
- Typo in 'Technical System Law' section regarding construction cost thresholds
- Inconsistent answer for continuous fiber sheets regarding degradation factors

**Requested features**

- Add Android version
- Include 2nd exam (practical) past questions
- Create original new format questions
- Allow filtering past questions (e.g., last 10 years)
- Add ability to skip questions without recording an answer


### 下水道管理技術認定対策

[App page](https://appshunter.io/ios/app/id6769263176)

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

**In-app purchases:** none


## Frequently asked questions

### Is 「１級土木施工管理技士」受験対策 free?

「１級土木施工管理技士」受験対策 is free to download, with in-app purchases available.

### Is 下水道管理技術認定対策 free?

下水道管理技術認定対策 costs $4.99, with no in-app purchases.

### Do 「１級土木施工管理技士」受験対策 or 下水道管理技術認定対策 have ads?

Neither 「１級土木施工管理技士」受験対策 nor 下水道管理技術認定対策 shows ads.

### Which is updated more often, 「１級土木施工管理技士」受験対策 or 下水道管理技術認定対策?

「１級土木施工管理技士」受験対策 ships an update monthly, and 下水道管理技術認定対策 every 6 weeks. Most recently, 「１級土木施工管理技士」受験対策 was updated on October 23, 2026 and 下水道管理技術認定対策 on October 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*