# 다산에듀 vs 전자문제집 CBT

The clearest difference is in-app purchases: 다산에듀 at none against 전자문제집 CBT's 2. 다산에듀 also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.6). 전자문제집 CBT's advantage is update cadence (every 3 weeks vs every 3 months) and review sentiment (40% vs 21%). On price and device support there is nothing between them.

Both are free to download. 전자문제집 CBT sells 2 in-app purchases, starting at $3.99 per month. 다산에듀 asks for nothing beyond the download.

다산에듀 ships an update every 3 months, 전자문제집 CBT every 3 weeks. The most recent releases landed on October 7, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | 다산에듀 | 전자문제집 CBT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cbt/id6746083907/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 21.4% of reviews | **40.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 46 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [다산에듀](https://appshunter.io/developer/1643377216) | [Qingdao Tomato Creative Technology Service Co., Ltd](https://appshunter.io/developer/1760477498) |

## What reviewers say

### 다산에듀

[App page](https://appshunter.io/ios/app/id1668698967)

This app provides convenient access to educational resources for electrical certification exams. Learners can watch high-quality lectures, take practice tests, use a glossary of terms, and ask questions to expert instructors anytime, anywhere.

**Highlights:** High-quality lecture videos, Practice mock exams, Electrical term glossary, Expert instructor Q&A, 1:1 inquiry support

**Features:** macOS Compatibility

**In-app purchases:** none


### 전자문제집 CBT

[App page](https://appshunter.io/ios/app/cbt/id6746083907)

Access a vast collection of past exam questions and detailed explanations to prepare for various certifications and civil service exams. Features include scientific problem-solving, intelligent error management, and personalized favorites for efficient review. All content is completely free to use.

**Highlights:** CBT mock exams with past questions, Scientific problem-solving by year and topic, Detailed explanations for all questions, Intelligent error management and review, Personalized favorites for quick access, Completely free to use

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 광고제거이용권(1개월) | $3.99 | per month |
| CBT 프리미엄 AI 이용권(1개월) | $6.99 | per month |


## Frequently asked questions

### Is 다산에듀 free?

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

### Is 전자문제집 CBT free?

전자문제집 CBT is free to download, with in-app purchases available.

### Do 다산에듀 or 전자문제집 CBT have ads?

전자문제집 CBT shows ads; 다산에듀 does not.

### Which is updated more often, 다산에듀 or 전자문제집 CBT?

다산에듀 ships an update every 3 months, and 전자문제집 CBT every 3 weeks. Most recently, 다산에듀 was updated on October 7, 2026 and 전자문제집 CBT on October 18, 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.*