# 전기기능사 전구앱 vs 재능고 CBT

The clearest difference is in-app purchases: 재능고 CBT at none against 전기기능사 전구앱's 1. 전기기능사 전구앱's advantage is update cadence (every 3 days vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 전기기능사 전구앱 sells 1 one-off in-app purchase. 재능고 CBT asks for nothing beyond the download.

전기기능사 전구앱 ships an update every 3 days, 재능고 CBT every 5 months. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 전기기능사 전구앱 | 재능고 CBT |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 5 months |
| Monetization | Free with in-app purchases | — |
| Size | 50 MB | 28 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [moonmin](https://appshunter.io/developer/1691833432) | [Dohyun Kim](https://appshunter.io/developer/1676923002) |

## What reviewers say

### 전기기능사 전구앱

[App page](https://appshunter.io/ios/app/id6450087943)

Prepare for the Electrician certification exam with this app. It features past exam questions updated with the latest Korean Electrical Equipment Regulations. The app allows you to check answers only when needed for more efficient learning and provides scoring to analyze your strengths and weaknesses.

**Highlights:** Past exam questions, Updated regulations, Answer checking, Scoring function, Weakness analysis

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 전구앱 1년 이용권(필기, 전기기능사) | $11.99 | one-time |


### 재능고 CBT

[App page](https://appshunter.io/ios/app/cbt/id6754212251)

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

**In-app purchases:** none


## Frequently asked questions

### Is 전기기능사 전구앱 free?

전기기능사 전구앱 is free to download, with in-app purchases available.

### Is 재능고 CBT free?

재능고 CBT is free to download, with no in-app purchases.

### Do 전기기능사 전구앱 or 재능고 CBT have ads?

Neither 전기기능사 전구앱 nor 재능고 CBT shows ads.

### Which is updated more often, 전기기능사 전구앱 or 재능고 CBT?

전기기능사 전구앱 ships an update every 3 days, and 재능고 CBT every 5 months. Most recently, 전기기능사 전구앱 was updated on November 7, 2026 and 재능고 CBT on October 30, 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.*