# 인간공학기사 vs 날먹

The clearest difference is in-app purchases: 날먹 at none against 인간공학기사's 2. 날먹 also leads on ads (none vs shown) and update cadence (every 9 days vs every 2 months). On price, device support and iOS requirement there is nothing between them.

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

인간공학기사 ships an update every 2 months, 날먹 every 9 days. Both last shipped on October 30, 2026.

## The numbers

| Metric | 인간공학기사 | 날먹 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 9 days** |
| Size | 189 MB | 108 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jongmin Kim](https://appshunter.io/developer/1693759760) | [HONG IK LEE](https://appshunter.io/developer/1819512861) |

## What reviewers say

### 인간공학기사

[App page](https://appshunter.io/ios/app/id6742221810)

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

**In-app purchases (2)**

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


### 날먹

[App page](https://appshunter.io/ios/app/1/id6747460109)

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

**In-app purchases:** none


## Frequently asked questions

### Is 인간공학기사 free?

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

### Is 날먹 free?

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

### Do 인간공학기사 or 날먹 have ads?

인간공학기사 shows ads; 날먹 does not.

### Which is updated more often, 인간공학기사 or 날먹?

인간공학기사 ships an update every 2 months, and 날먹 every 9 days. Most recently, 인간공학기사 was updated on October 30, 2026 and 날먹 on October 30, 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.*