# 쩝쩝박사 vs MatChelin

The clearest difference is update cadence: MatChelin at every 2 days against 쩝쩝박사's every 2 months. 쩝쩝박사's advantage is iOS requirement (16.0 vs 18.0). On price 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.

쩝쩝박사 ships an update every 2 months, MatChelin every 2 days. The most recent releases landed on October 6, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | 쩝쩝박사 | MatChelin |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Size | 24 MB | 64 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | — | **iPhone** |
| Age rating | 4+ | 4+ |
| Developer | [Somang Baek](https://appshunter.io/developer/1651991323) | [SeungHyeon Lee](https://appshunter.io/developer/1713196195) |

## What reviewers say

### 쩝쩝박사

[App page](https://appshunter.io/ios/app/id6444056736)

**In-app purchases:** none


### MatChelin

[App page](https://appshunter.io/ios/app/matchelin/id6470218238)

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

**In-app purchases:** none


## Frequently asked questions

### Is 쩝쩝박사 free?

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

### Is MatChelin free?

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

### Which is updated more often, 쩝쩝박사 or MatChelin?

쩝쩝박사 ships an update every 2 months, and MatChelin every 2 days. Most recently, 쩝쩝박사 was updated on October 6, 2026 and MatChelin on October 4, 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.*