# 해커스 ONE vs 인프런

The clearest difference is rating: 인프런 at 5.0 against 해커스 ONE's 3.5. 인프런 also leads on in-app purchases (none vs 4) and review sentiment (76% vs 63%). On price, ratings volume, update cadence and ads there is nothing between them.

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

인프런 holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 10 and 8 respectively. Written reviews point the same way: 63% of 해커스 ONE's written reviews are positive against 76% of 인프런's.

해커스 ONE ships an update every 2 weeks, 인프런 fortnightly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 해커스 ONE | 인프런 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (10 ratings)](https://appshunter.io/ios/app/one/id1538534916/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/id6502435542/reviews)** |
| Number of ratings | **10** | 8 |
| Positive reviews | 62.9% of reviews | **76.2% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 192 MB | 157 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Champ Study Institute](https://appshunter.io/developer/466747997) | [Inflab](https://appshunter.io/developer/1500528359) |

## What reviewers say

### 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 |


### 인프런

[App page](https://appshunter.io/ios/app/id6502435542)

This platform offers a wide range of courses in IT, programming, AI, marketing, and design. Learn at your own pace with features like offline downloads, captions, and customizable themes. Track your progress and access course materials easily.

**Highlights:** Extensive course library, Offline video downloads, Adjustable playback speed, Captions and transcripts, Customizable themes, Progress tracking, Course material access

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 해커스 ONE free?

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

### Is 인프런 free?

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

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

인프런 is rated higher. 해커스 ONE averages 3.5 out of 5 from 10 ratings, while 인프런 averages 5.0 from 8 ratings.

### Do 해커스 ONE or 인프런 have ads?

Neither 해커스 ONE nor 인프런 shows ads.

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

해커스 ONE ships an update every 2 weeks, and 인프런 fortnightly. Most recently, 해커스 ONE was updated on October 25, 2026 and 인프런 on October 24, 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.*