# でんこう！ vs 第一種電気工事士 合格ドリル

The clearest difference is ads: でんこう！ at none against 第一種電気工事士 合格ドリル's shown. 第一種電気工事士 合格ドリル's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 18.4). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

でんこう！ ships an update every 11 days, 第一種電気工事士 合格ドリル every 10 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | でんこう！ | 第一種電気工事士 合格ドリル |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 11 days | **Every 10 days** |
| Size | 25 MB | 53 MB |
| Requires iOS | 18.4 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Takashi Fujita](https://appshunter.io/developer/1852754559) | [AFTW LLC](https://appshunter.io/developer/1886356149) |

## What reviewers say

### でんこう！

[App page](https://appshunter.io/ios/app/12/id6755238323)

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

**In-app purchases:** none


### 第一種電気工事士 合格ドリル

[App page](https://appshunter.io/ios/app/id6763417773)

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

**In-app purchases:** none


## Frequently asked questions

### Is でんこう！ free?

でんこう！ is free to download, with no in-app purchases.

### Is 第一種電気工事士 合格ドリル free?

第一種電気工事士 合格ドリル is free to download, with no in-app purchases.

### Do でんこう！ or 第一種電気工事士 合格ドリル have ads?

第一種電気工事士 合格ドリル shows ads; でんこう！ does not.

### Which is updated more often, でんこう！ or 第一種電気工事士 合格ドリル?

でんこう！ ships an update every 11 days, and 第一種電気工事士 合格ドリル every 10 days. Most recently, でんこう！ was updated on October 30, 2026 and 第一種電気工事士 合格ドリル 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.*