# YBM 스마트 연수원 vs 하이클래스

The clearest difference is review sentiment: 하이클래스 at 94% against YBM 스마트 연수원's 0%. 하이클래스 also leads on update cadence (weekly vs every 2 months). YBM 스마트 연수원's advantage is ads (none vs shown). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

YBM 스마트 연수원 ships an update every 2 months, 하이클래스 weekly. The most recent releases landed on October 22, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | YBM 스마트 연수원 | 하이클래스 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (397 ratings)](https://appshunter.io/ios/app/id1472488819/reviews)** |
| Number of ratings | — | **397** |
| Positive reviews | 0.0% of reviews | **93.8% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free | — |
| Size | 54 MB | 215 MB |
| Requires iOS | **14.3** | 15.5 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YBM NET, Inc.](https://appshunter.io/developer/332188969) | [i-Scream Media CO.,LTD.](https://appshunter.io/developer/389322823) |

## What reviewers say

### YBM 스마트 연수원

[App page](https://appshunter.io/ios/app/ybm/id401557589)

Access lectures anytime, anywhere with mobile course support. Track attendance, progress, and course schedules, and even enroll in new courses. Download videos for unlimited listening within the education period.

**Highlights:** Mobile lecture access, Attendance and progress tracking, Course enrollment, Video download for offline listening, 1:1 customer support, Free learning content

**In-app purchases:** none


### 하이클래스

[App page](https://appshunter.io/ios/app/id1472488819)

The application is a smart classroom communication app that provides convenient features like easy registration, notification management, real-time communication, and comprehensive record-keeping for teachers and parents. It aims to streamline communication, protect privacy, and offer a wide range of educational information to enhance the learning experience.

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

**In-app purchases:** none


## Frequently asked questions

### Is YBM 스마트 연수원 free?

YBM 스마트 연수원 is free to download, with no in-app purchases.

### Is 하이클래스 free?

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

### Do YBM 스마트 연수원 or 하이클래스 have ads?

하이클래스 shows ads; YBM 스마트 연수원 does not.

### Which is updated more often, YBM 스마트 연수원 or 하이클래스?

YBM 스마트 연수원 ships an update every 2 months, and 하이클래스 weekly. Most recently, YBM 스마트 연수원 was updated on October 22, 2026 and 하이클래스 on October 30, 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.*