# 2DUB Class vs 고공수 스터디카페

The clearest difference is update cadence: 2DUB Class at monthly against 고공수 스터디카페's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

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

2DUB Class ships an update monthly, 고공수 스터디카페 every 6 months. The most recent releases landed on August 20, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | 2DUB Class | 고공수 스터디카페 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/2dub-class/id1529998946/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 months |
| Monetization | Free | — |
| Size | 53 MB | 134 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [2MEU Inc.](https://appshunter.io/developer/1244037111) | [Tobesmart,inc](https://appshunter.io/developer/1449538915) |

## What reviewers say

### 2DUB Class

[App page](https://appshunter.io/ios/app/2dub-class/id1529998946)

This app assists English and Korean teachers in preparing class materials and managing students. It simplifies homework creation, grading, and provides tools to engage students and improve their speaking skills.

**Highlights:** Homework creation and management, Student management, Speaking homework options, Sticker and feedback engagement, Grading tools

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

**In-app purchases:** none


### 고공수 스터디카페

[App page](https://appshunter.io/ios/app/id6479834966)

**In-app purchases:** none


## Frequently asked questions

### Is 2DUB Class free?

2DUB Class is free to download, with no in-app purchases.

### Is 고공수 스터디카페 free?

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

### Do 2DUB Class or 고공수 스터디카페 have ads?

Neither 2DUB Class nor 고공수 스터디카페 shows ads.

### Which is updated more often, 2DUB Class or 고공수 스터디카페?

2DUB Class ships an update monthly, and 고공수 스터디카페 every 6 months. Most recently, 2DUB Class was updated on August 20, 2026 and 고공수 스터디카페 on September 17, 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.*