# 해커스보카2nd vs 해커스 ONE

The clearest difference is in-app purchases: 해커스보카2nd at none against 해커스 ONE's 4. 해커스 ONE's advantage is update cadence (every 2 weeks vs every 2 months) and review sentiment (63% vs 43%). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. 해커스 ONE sells 4 one-off in-app purchases. 해커스보카2nd asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 3.5 for 해커스보카2nd against 3.5 for 해커스 ONE. Both are backed by a comparable volume of ratings — 6 and 10 respectively. Written reviews are what separate them: 43% of 해커스보카2nd's written reviews are positive against 63% of 해커스 ONE's.

해커스보카2nd ships an update every 2 months, 해커스 ONE every 2 weeks. The most recent releases landed on September 10, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 해커스보카2nd | 해커스 ONE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (6 ratings)](https://appshunter.io/ios/app/2nd/id1017249637/reviews) | [3.5 (10 ratings)](https://appshunter.io/ios/app/one/id1538534916/reviews) |
| Number of ratings | 6 | **10** |
| Positive reviews | 43.3% of reviews | **62.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 506 MB | 135 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hackers Co., Ltd.](https://appshunter.io/developer/455156528) | [Champ Study Institute](https://appshunter.io/developer/466747997) |

## What reviewers say

### 해커스보카2nd

[App page](https://appshunter.io/ios/app/2nd/id1017249637)

Master English vocabulary for various exams like TOEFL, IELTS, and civil service tests. This app offers daily quizzes, game-based learning for weak areas, and a personalized word list for effective memorization.

**Highlights:** Vocabulary memorization for English exams, Daily quizzes (OX, word matching, fill-in-the-blank), Game-based learning for weak vocabulary days, Create custom word lists, Effective review of learned words

**Features:** 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 Hackers in various fields like language, civil service exams, and professional certifications. Enjoy convenient features like personalized course lists, free lectures, and study materials.

**Highlights:** Browse courses by interest, View lecture, textbook, and review info, Access free lectures and study materials, Play lectures directly from 'My Lectures', Organize lectures with DIY features, Utilize notepad and Q&A features, Receive news and share study information

**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 해커스보카2nd free?

해커스보카2nd 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, 해커스보카2nd or 해커스 ONE?

해커스보카2nd and 해커스 ONE are both rated 3.5 out of 5 on the App Store, from 6 and 10 ratings respectively.

### Do 해커스보카2nd or 해커스 ONE have ads?

Neither 해커스보카2nd nor 해커스 ONE shows ads.

### Which is updated more often, 해커스보카2nd or 해커스 ONE?

해커스보카2nd ships an update every 2 months, and 해커스 ONE every 2 weeks. Most recently, 해커스보카2nd was updated on September 10, 2026 and 해커스 ONE on September 23, 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.*