# 電気通信主任技術者 合格ドリル vs 電験二種二次試験過去問アプリ

The clearest difference is update cadence: 電験二種二次試験過去問アプリ at every 4 days against 電気通信主任技術者 合格ドリル's every 3 weeks. 電験二種二次試験過去問アプリ also leads on iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 電気通信主任技術者 合格ドリル sells 1 one-off in-app purchase and 電験二種二次試験過去問アプリ sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

電気通信主任技術者 合格ドリル ships an update every 3 weeks, 電験二種二次試験過去問アプリ every 4 days. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 電気通信主任技術者 合格ドリル | 電験二種二次試験過去問アプリ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Size | 13 MB | 122 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shunya Iwasaki](https://appshunter.io/developer/1796095304) | [guchi.lab](https://appshunter.io/developer/1896466796) |

## What reviewers say

### 電気通信主任技術者 合格ドリル

[App page](https://appshunter.io/ios/app/id6796303012)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム（全機能解放） | $14.99 | one-time |


### 電験二種二次試験過去問アプリ

[App page](https://appshunter.io/ios/app/id6815656100)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 機械制御科目 R03〜R01分 | $1.99 | one-time |
| 機械制御科目 H30〜H28分 | $1.99 | one-time |
| 機械制御科目 H27〜H25分 | $1.99 | one-time |
| 機械制御科目 H24〜H22分 | $1.99 | one-time |
| 機械制御科目 H21〜H19分 | $1.99 | one-time |
| 機械制御科目 H18〜H16分 | $1.99 | one-time |
| 機械制御科目 H15〜H13分 | $1.99 | one-time |
| 機械制御科目 H12〜H10分 | $1.99 | one-time |
| 機械制御科目 H09〜H07分 | $1.99 | one-time |
| 機械制御科目 R06〜R04分 | $1.99 | one-time |


## Frequently asked questions

### Is 電気通信主任技術者 合格ドリル free?

電気通信主任技術者 合格ドリル is free to download, with in-app purchases available.

### Is 電験二種二次試験過去問アプリ free?

電験二種二次試験過去問アプリ is free to download, with in-app purchases available.

### Do 電気通信主任技術者 合格ドリル or 電験二種二次試験過去問アプリ have ads?

Neither 電気通信主任技術者 合格ドリル nor 電験二種二次試験過去問アプリ shows ads.

### Which is updated more often, 電気通信主任技術者 合格ドリル or 電験二種二次試験過去問アプリ?

電気通信主任技術者 合格ドリル ships an update every 3 weeks, and 電験二種二次試験過去問アプリ every 4 days. Most recently, 電気通信主任技術者 合格ドリル was updated on October 25, 2026 and 電験二種二次試験過去問アプリ on October 31, 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.*