# 산재법OX vs 데이프렙

The clearest difference is review sentiment: 데이프렙 at 100% against 산재법OX's 50%. 데이프렙 also leads on in-app purchases (none vs 2) and update cadence (every 5 days vs every 2 months). 산재법OX's advantage is ads (none vs shown). On price, monetization model, device support and iOS requirement there is nothing between them.

Both are free to download. 산재법OX sells 2 in-app purchases, starting at $2.99 per month. 데이프렙 asks for nothing beyond the download.

산재법OX ships an update every 2 months, 데이프렙 every 5 days. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 산재법OX | 데이프렙 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 26 MB | 78 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CHAE HYUCK LEE](https://appshunter.io/developer/1658701307) | [dasong sim](https://appshunter.io/developer/1883683802) |

## What reviewers say

### 산재법OX

[App page](https://appshunter.io/ios/app/ox/id1658701035)

Learn recent industrial property law exam questions through repetitive OX quizzes. This educational platform offers effective study methods for patent, trademark, and design protection laws. Subscription options unlock full features and content.

**Highlights:** Repetitive OX quiz learning, Covers patent law, Covers trademark law, Covers design protection law, Subscription options available, Free trial periods

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 단원 설정권 | $2.99 | per month |
| 무제한 설정권 | $3.99 | per month |


### 데이프렙

[App page](https://appshunter.io/ios/app/cbt/id6802236999)

Prepare for multiple certification exams with a single app. Access over 80 exams and 230,000 questions, including national certifications, civil service, and NCS. Utilize free learning features or unlock premium content with subscriptions.

**Highlights:** Over 80 exams and 230,000 questions, Daily study planner, Subject selection and progress tracking, Detailed answer explanations, Spaced repetition for weak areas, Practice exams and past papers, Cross-device progress syncing

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

**In-app purchases:** none


## Frequently asked questions

### Is 산재법OX free?

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

### Is 데이프렙 free?

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

### Do 산재법OX or 데이프렙 have ads?

데이프렙 shows ads; 산재법OX does not.

### Which is updated more often, 산재법OX or 데이프렙?

산재법OX ships an update every 2 months, and 데이프렙 every 5 days. Most recently, 산재법OX was updated on October 27, 2026 and 데이프렙 on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*