# 산업안전OX vs 날먹

The clearest difference is in-app purchases: 날먹 at none against 산업안전OX's 3. 날먹 also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 산업안전OX sells 3 in-app purchases, starting at $2.99 per month. 날먹 asks for nothing beyond the download.

## The numbers

| Metric | 산업안전OX | 날먹 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | — | Weekly |
| Size | 35 MB | 123 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CHAE HYUCK LEE](https://appshunter.io/developer/1658701307) | [HONG IK LEE](https://appshunter.io/developer/1819512861) |

## What reviewers say

### 산업안전OX

[App page](https://appshunter.io/ios/app/ox/id6738162182)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 무제한 해설권 | $2.99 | per month |
| 단원 설정권 | $2.99 | per month |
| 평생 자유 이용권 | $19.99 | one-time |


### 날먹

[App page](https://appshunter.io/ios/app/id6747246018)

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

**In-app purchases:** none


## Frequently asked questions

### Is 산업안전OX free?

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

### Is 날먹 free?

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

### Do 산업안전OX or 날먹 have ads?

산업안전OX shows ads; 날먹 does not.

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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.*