# 산업안전OX vs Griing 보카

The clearest difference is in-app purchases: Griing 보카 at none against 산업안전OX's 3. 산업안전OX's advantage is iOS requirement (12.0 vs 15.1). On price, ads and device support there is nothing between them.

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

## The numbers

| Metric | 산업안전OX | Griing 보카 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Monthly |
| Size | 35 MB | 31 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CHAE HYUCK LEE](https://appshunter.io/developer/1658701307) | [WorkNPLAY Inc.](https://appshunter.io/developer/6810142839) |

## 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 |


### Griing 보카

[App page](https://appshunter.io/ios/app/griing/id6776935797)

**In-app purchases:** none


## Frequently asked questions

### Is 산업안전OX free?

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

### Is Griing 보카 free?

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

### Do 산업안전OX or Griing 보카 have ads?

Neither 산업안전OX nor Griing 보카 shows ads.

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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.*