# EPASSKOREA vs 해커스 ONE

The clearest difference is review sentiment: 해커스 ONE at 63% against EPASSKOREA's 0%. 해커스 ONE also leads on rating (3.5 vs 2.0) and update cadence (fortnightly vs every 17 months). EPASSKOREA's advantage is in-app purchases (none vs 4) and iOS requirement (10.3 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. 해커스 ONE sells 4 one-off in-app purchases. EPASSKOREA asks for nothing beyond the download.

해커스 ONE holds the better App Store score, 3.5 against 2.0. That said, the two scores are not equally well evidenced: 해커스 ONE has 10 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of EPASSKOREA's written reviews are positive against 63% of 해커스 ONE's.

EPASSKOREA ships an update every 17 months, 해커스 ONE fortnightly. Both last shipped on November 11, 2026.

## The numbers

| Metric | EPASSKOREA | 해커스 ONE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/epasskorea/id1516560201/reviews) | **[3.5 (10 ratings)](https://appshunter.io/ios/app/one/id1538534916/reviews)** |
| Number of ratings | 1 | **10** |
| Positive reviews | 0.0% of reviews | **62.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 17 months | **Fortnightly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 41 MB | 192 MB |
| Requires iOS | **10.3** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EPASSKOREA CO., LTD.](https://appshunter.io/developer/840803294) | [Champ Study Institute](https://appshunter.io/developer/466747997) |

## What reviewers say

### EPASSKOREA

[App page](https://appshunter.io/ios/app/epasskorea/id1516560201)

This app provides online and mobile lectures for international certifications, financial investment certifications, tax accounting certifications, and various practical skills. Access a wide range of courses anytime, anywhere, to expand your knowledge and career prospects.

**Highlights:** International certifications, Financial investment certifications, Tax accounting certifications, Practical skills lectures, Online and mobile access, Wide range of course content

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

**In-app purchases:** none


### 해커스 ONE

[App page](https://appshunter.io/ios/app/one/id1538534916)

Access a wide range of online courses from various fields, including language tests, civil service exams, and professional certifications. Enjoy convenient features like organized course lists, free lectures, and interactive learning tools. Stay updated with the latest educational news and share information with fellow learners.

**Highlights:** Organized course catalog by interest, Free lectures and study materials, Personalized 'My Courses' list, Note-taking and Q&A with instructors, Content sharing and community board, Access to all online lectures in one app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 왕초보  그림으로 배우는 일본어 회화 | $2.99 | one-time |
| 원어민이 알려주는 리얼 여행영어 - 해외 현지 촬영 | $2.99 | one-time |
| 이유리의 누구나 쉽게 배우는 여행 중국어 (전반부) | $2.99 | one-time |
| 제2외국어 대표강의 - 9강좌 종합 | $30.99 | one-time |


## Frequently asked questions

### Is EPASSKOREA free?

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

### Is 해커스 ONE free?

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

### Which has better reviews, EPASSKOREA or 해커스 ONE?

해커스 ONE is rated higher. EPASSKOREA averages 2.0 out of 5 from 1 ratings, while 해커스 ONE averages 3.5 from 10 ratings.

### Do EPASSKOREA or 해커스 ONE have ads?

Neither EPASSKOREA nor 해커스 ONE shows ads.

### Which is updated more often, EPASSKOREA or 해커스 ONE?

EPASSKOREA ships an update every 17 months, and 해커스 ONE fortnightly. Most recently, EPASSKOREA was updated on November 11, 2026 and 해커스 ONE on November 11, 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.*