# DUDURIA vs 팩토N클래스

The clearest difference is iOS requirement: DUDURIA at 11.0 against 팩토N클래스's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

DUDURIA ships an update every 3 months, 팩토N클래스 every 2 months. The most recent releases landed on October 11, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | DUDURIA | 팩토N클래스 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 777 MB | 38 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Simwoong Youk](https://appshunter.io/developer/1619422367) | [(주)타임교육](https://appshunter.io/developer/515166300) |

## What reviewers say

### DUDURIA

[App page](https://appshunter.io/ios/app/duduria/id1619681743)

**Features:** macOS Compatibility

**In-app purchases:** none


### 팩토N클래스

[App page](https://appshunter.io/ios/app/n/id1671490301)

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

**In-app purchases:** none


## Frequently asked questions

### Is DUDURIA free?

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

### Is 팩토N클래스 free?

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

### Do DUDURIA or 팩토N클래스 have ads?

Neither DUDURIA nor 팩토N클래스 shows ads.

### Which is updated more often, DUDURIA or 팩토N클래스?

DUDURIA ships an update every 3 months, and 팩토N클래스 every 2 months. Most recently, DUDURIA was updated on October 11, 2026 and 팩토N클래스 on September 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*