# 에어클래스 vs YBM인강

The clearest difference is in-app purchases: YBM인강 at none against 에어클래스's 10. YBM인강 also leads on review sentiment (20% vs 0%). 에어클래스's advantage is iOS requirement (13.0 vs 15). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 에어클래스 sells 10 one-off in-app purchases. YBM인강 asks for nothing beyond the download.

에어클래스 ships an update every 2 months, YBM인강 every 4 months. The most recent releases landed on October 24, 2026 and August 12, 2026 respectively.

## The numbers

| Metric | 에어클래스 | YBM인강 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.3 (3 ratings)](https://appshunter.io/ios/app/ybm/id1573692772/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 0.0% of reviews | **20.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | — | Free |
| Size | 106 MB | 12 MB |
| Requires iOS | **13.0** | 15 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Quriously, Inc.](https://appshunter.io/developer/894926535) | [YBM NET, Inc.](https://appshunter.io/developer/332188969) |

## What reviewers say

### 에어클래스

[App page](https://appshunter.io/ios/app/id894926532)

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 4,900 캐시 | $3.99 | one-time |
| 9,900 캐시 | $7.99 | one-time |
| 29,000 캐시 | $22.99 | one-time |
| 60일 클래스 페이퍼빌드 종이접기 강의 초고급 | $22.99 | one-time |
| 60일 클래스 페이퍼빌드 종이접기 강의 신급 | $29.99 | one-time |
| 49,000 캐시 | $39.99 | one-time |
| 30일 클래스 목 안 아프게 노래하기 - 뮤지컬 배우의 | $64.99 | one-time |
| 60일 클래스 쉽게 이해하는 인체생리학 | $74.99 | one-time |
| 99,000 캐시 | $79.99 | one-time |
| 365일 클래스 가요와 OST로 쉽고 재미있게 배우는 | $84.99 | one-time |


### YBM인강

[App page](https://appshunter.io/ios/app/ybm/id1573692772)

Access a variety of TOEIC, English, Japanese, and Chinese courses, including phone video classes. Personalize your learning by selecting content of interest and enjoy daily free lessons that are regularly updated. Start your smart learning journey today.

**Highlights:** Personalized content selection, Free daily lessons, Regular content updates, TOEIC, English, Japanese, Chinese courses, Phone video classes, Level testing

**In-app purchases:** none


## Frequently asked questions

### Is 에어클래스 free?

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

### Is YBM인강 free?

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

### Do 에어클래스 or YBM인강 have ads?

Neither 에어클래스 nor YBM인강 shows ads.

### Which is updated more often, 에어클래스 or YBM인강?

에어클래스 ships an update every 2 months, and YBM인강 every 4 months. Most recently, 에어클래스 was updated on October 24, 2026 and YBM인강 on August 12, 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.*