# CLASSUM vs 클래스유

The clearest difference is rating: 클래스유 at 4.6 against CLASSUM's 3.8. 클래스유 also leads on review sentiment (86% vs 63%) and update cadence (every 4 days vs fortnightly). CLASSUM's advantage is in-app purchases (none vs 2). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. 클래스유 sells 2 one-off in-app purchases. CLASSUM asks for nothing beyond the download.

클래스유 holds the better App Store score, 4.6 against 3.8. Both are backed by a comparable volume of ratings — 19 and 27 respectively. Written reviews point the same way: 63% of CLASSUM's written reviews are positive against 86% of 클래스유's.

CLASSUM ships an update fortnightly, 클래스유 every 4 days. Both last shipped on September 22, 2026.

## The numbers

| Metric | CLASSUM | 클래스유 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (19 ratings)](https://appshunter.io/ios/app/classum/id1397400392/reviews) | **[4.6 (27 ratings)](https://appshunter.io/ios/app/id1464482964/reviews)** |
| Number of ratings | 19 | **27** |
| Positive reviews | 63.0% of reviews | **86.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 85 MB | 157 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [CLASSUM Co., Ltd.](https://appshunter.io/developer/1463925466) | [MINSOO SHIN](https://appshunter.io/developer/1089441440) |

## What reviewers say

### CLASSUM

[App page](https://appshunter.io/ios/app/classum/id1397400392)

This platform fosters active communication and engagement between students and instructors, creating a dynamic learning environment. It offers AI-powered tools for educators and students, alongside flexible features for global collaboration and system integration.

**Highlights:** SNS-style communication, Anonymous questions, AI tutor for students and instructors, Multi-language support, Flexible curriculum design, Team activity collaboration, Interactive challenges

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

**In-app purchases:** none


### 클래스유

[App page](https://appshunter.io/ios/app/id1464482964)

Discover and share your expertise through online classes. Learn new skills from experts or teach your own, with interactive features to enhance the learning experience. Enjoy unlimited access to a wide variety of courses anytime, anywhere.

**Highlights:** Discover diverse online classes, Learn from expert creators, Share your own expertise, Interactive learning with peers, Unlimited course access, Earn additional income

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1달정액권 49000원 | $34.99 | one-time |
| 1:1 프리미엄 서비스 99000원 | $64.99 | one-time |


## Frequently asked questions

### Is CLASSUM free?

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

### Is 클래스유 free?

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

### Which has better reviews, CLASSUM or 클래스유?

클래스유 is rated higher. CLASSUM averages 3.8 out of 5 from 19 ratings, while 클래스유 averages 4.6 from 27 ratings.

### Do CLASSUM or 클래스유 have ads?

Neither CLASSUM nor 클래스유 shows ads.

### Which is updated more often, CLASSUM or 클래스유?

CLASSUM ships an update fortnightly, and 클래스유 every 4 days. Most recently, CLASSUM was updated on September 22, 2026 and 클래스유 on September 22, 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.*