# 第三種電気主任技術者 一問一答 vs Denken 3rd Class

The clearest difference is in-app purchases: Denken 3rd Class at none against 第三種電気主任技術者 一問一答's 1. 第三種電気主任技術者 一問一答's advantage is iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. 第三種電気主任技術者 一問一答 sells 1 one-off in-app purchase. Denken 3rd Class asks for nothing beyond the download.

## The numbers

| Metric | 第三種電気主任技術者 一問一答 | Denken 3rd Class |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | — | Every 3 days |
| Size | 287 MB | 65 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LIBERE CO., LTD.](https://appshunter.io/developer/1885109028) | [hyuncheol seo](https://appshunter.io/developer/6797554122) |

## What reviewers say

### 第三種電気主任技術者 一問一答

[App page](https://appshunter.io/ios/app/id6788264362)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除 | $0.99 | one-time |


### Denken 3rd Class

[App page](https://appshunter.io/ios/app/denken-3rd-class-passrun/id6809243739)

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

**In-app purchases:** none


## Frequently asked questions

### Is 第三種電気主任技術者 一問一答 free?

第三種電気主任技術者 一問一答 is free to download, with in-app purchases available.

### Is Denken 3rd Class free?

Denken 3rd Class is free to download, with no in-app purchases.

### Do 第三種電気主任技術者 一問一答 or Denken 3rd Class have ads?

Both 第三種電気主任技術者 一問一答 and Denken 3rd Class show ads.

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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.*