# 예상신체등급 vs 머든 MUDN

The clearest difference is update cadence: 머든 MUDN at every 6 days against 예상신체등급's monthly. 머든 MUDN also leads on iOS requirement (15.1 vs 18.0). 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.

예상신체등급 ships an update monthly, 머든 MUDN every 6 days. The most recent releases landed on September 30, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | 예상신체등급 | 머든 MUDN |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 6 days** |
| Size | 2 MB | 18 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SeungYoun YI](https://appshunter.io/developer/1048816004) | [UNIQUE Incorporated](https://appshunter.io/developer/1670799502) |

## What reviewers say

### 예상신체등급

[App page](https://appshunter.io/ios/app/id1048816005)

**Features:** Vision Pro support

**In-app purchases:** none


### 머든 MUDN

[App page](https://appshunter.io/ios/app/mudn/id6747655191)

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

**In-app purchases:** none


## Frequently asked questions

### Is 예상신체등급 free?

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

### Is 머든 MUDN free?

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

### Do 예상신체등급 or 머든 MUDN have ads?

Neither 예상신체등급 nor 머든 MUDN shows ads.

### Which is updated more often, 예상신체등급 or 머든 MUDN?

예상신체등급 ships an update monthly, and 머든 MUDN every 6 days. Most recently, 예상신체등급 was updated on September 30, 2026 and 머든 MUDN on September 26, 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.*