# 산업위생관리기사 필기 시험 대비 vs CompTIA Data+ & DataSys+ Quiz

The clearest difference is ads: CompTIA Data+ & DataSys+ Quiz at none against 산업위생관리기사 필기 시험 대비's shown. CompTIA Data+ & DataSys+ Quiz also leads on update cadence (every 5 days vs every 5 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. 산업위생관리기사 필기 시험 대비 sells 3 in-app purchases, starting at $1.99 per month and CompTIA Data+ & DataSys+ Quiz sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

산업위생관리기사 필기 시험 대비 ships an update every 5 weeks, CompTIA Data+ & DataSys+ Quiz every 5 days. The most recent releases landed on October 31, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | 산업위생관리기사 필기 시험 대비 | CompTIA Data+ & DataSys+ Quiz |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 5 days** |
| Size | 70 MB | 123 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [dasong sim](https://appshunter.io/developer/1883683802) | [CHOI SEONGMIN](https://appshunter.io/developer/6772332527) |

## What reviewers say

### 산업위생관리기사 필기 시험 대비

[App page](https://appshunter.io/ios/app/id6791809400)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 프리미엄 월간 | $1.99 | per month |
| 프리미엄 3개월 | $3.99 | per 3 months |
| 프리미엄 평생 | $5.99 | one-time |


### CompTIA Data+ & DataSys+ Quiz

[App page](https://appshunter.io/ios/app/comptia-data-plus-and-datasys-plus-quiz/id6795148528)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ADsP 시험 대비 추가구매 할인 | $1.69 | one-time |
| CompTIA Data+ DA0-002 추가구매 할인 | $2.49 | one-time |
| DataSys+ Add-on Discount | $2.49 | one-time |
| 영구 이용권 | $3.49 | one-time |
| CompTIA Data+ DA0-002 | $4.99 | one-time |
| DataSys+ Lifetime | $4.99 | one-time |


## Frequently asked questions

### Is 산업위생관리기사 필기 시험 대비 free?

산업위생관리기사 필기 시험 대비 is free to download, with in-app purchases available.

### Is CompTIA Data+ & DataSys+ Quiz free?

CompTIA Data+ & DataSys+ Quiz is free to download, with in-app purchases available.

### Do 산업위생관리기사 필기 시험 대비 or CompTIA Data+ & DataSys+ Quiz have ads?

산업위생관리기사 필기 시험 대비 shows ads; CompTIA Data+ & DataSys+ Quiz does not.

### Which is updated more often, 산업위생관리기사 필기 시험 대비 or CompTIA Data+ & DataSys+ Quiz?

산업위생관리기사 필기 시험 대비 ships an update every 5 weeks, and CompTIA Data+ & DataSys+ Quiz every 5 days. Most recently, 산업위생관리기사 필기 시험 대비 was updated on October 31, 2026 and CompTIA Data+ & DataSys+ Quiz on November 10, 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.*