# 第二種電気工事士  資格試験対策｜D vs ミィね！mitaka

The clearest difference is review sentiment: 第二種電気工事士  資格試験対策｜D at 83% against ミィね！mitaka's 20%. 第二種電気工事士  資格試験対策｜D also leads on iOS requirement (9.0 vs 14.0). ミィね！mitaka's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. 第二種電気工事士  資格試験対策｜D sells 1 one-off in-app purchase. ミィね！mitaka asks for nothing beyond the download.

第二種電気工事士  資格試験対策｜D ships an update every 6 months, ミィね！mitaka every 13 months. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | 第二種電気工事士  資格試験対策｜D | ミィね！mitaka |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **82.6% of reviews** | 20.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 months** | Every 13 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 26 MB | 2 MB |
| Requires iOS | **9.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Eriya Okuno](https://appshunter.io/developer/1499747901) | [MITAKA SOCIETY OF COMMERCE AND INDUSTRY](https://appshunter.io/developer/1596731918) |

## What reviewers say

### 第二種電気工事士  資格試験対策｜D

[App page](https://appshunter.io/ios/app/d-learning/id1536908296)

Prepare for the Second Class Electrician qualification exam with practice tests and detailed explanations. Review missed or flagged questions, and practice by difficulty level or subject. Additional question sets are available for purchase.

**Highlights:** Practice tests by difficulty and subject, Review missed and flagged questions, Timed practice sessions, Detailed explanations, Adjustable text size, Progress tracking

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 有料問題 | $3.99 | one-time |


### ミィね！mitaka

[App page](https://appshunter.io/ios/app/mitaka/id1596731916)

Discover local businesses, dining, and activities in Mitaka. The app automatically displays information about shops and associations as you explore the area using GPS and beacons. Tap to view details of any information you're interested in.

**Highlights:** Local business information, Dining and activity listings, GPS and beacon integration, Automatic information display, Multilingual support

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 第二種電気工事士  資格試験対策｜D free?

第二種電気工事士  資格試験対策｜D is free to download, with in-app purchases available.

### Is ミィね！mitaka free?

ミィね！mitaka is free to download, with no in-app purchases.

### Do 第二種電気工事士  資格試験対策｜D or ミィね！mitaka have ads?

第二種電気工事士  資格試験対策｜D shows ads; ミィね！mitaka does not.

### Which is updated more often, 第二種電気工事士  資格試験対策｜D or ミィね！mitaka?

第二種電気工事士  資格試験対策｜D ships an update every 6 months, and ミィね！mitaka every 13 months. Most recently, 第二種電気工事士  資格試験対策｜D was updated on October 8, 2026 and ミィね！mitaka on October 1, 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.*