# 용접기능사 vs 떠먹

The clearest difference is in-app purchases: 떠먹 at none against 용접기능사's 2. 떠먹 also leads on ads (none vs shown) and update cadence (every 5 weeks vs every 3 months). 용접기능사's advantage is iOS requirement (13.0 vs 15.0). On price and device support there is nothing between them.

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

용접기능사 ships an update every 3 months, 떠먹 every 5 weeks. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | 용접기능사 | 떠먹 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Size | 139 MB | 46 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jongmin Kim](https://appshunter.io/developer/1693759760) | [HONG IK LEE](https://appshunter.io/developer/1819512861) |

## What reviewers say

### 용접기능사

[App page](https://appshunter.io/ios/app/id6736568405)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 광고 제거 | $4.99 | one-time |
| 후원 하기 | $5.99 | one-time |


### 떠먹

[App page](https://appshunter.io/ios/app/id6773045404)

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

**In-app purchases:** none


## Frequently asked questions

### Is 용접기능사 free?

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

### Is 떠먹 free?

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

### Do 용접기능사 or 떠먹 have ads?

용접기능사 shows ads; 떠먹 does not.

### Which is updated more often, 용접기능사 or 떠먹?

용접기능사 ships an update every 3 months, and 떠먹 every 5 weeks. Most recently, 용접기능사 was updated on October 24, 2026 and 떠먹 on October 20, 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.*