# 가스, 위험물 자격증 기출문제 vs 떠먹

The clearest difference is ads: 떠먹 at none against 가스, 위험물 자격증 기출문제's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 가스, 위험물 자격증 기출문제 | 떠먹 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 87 MB | 46 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Trutory Co., Ltd.](https://appshunter.io/developer/515679860) | [HONG IK LEE](https://appshunter.io/developer/1819512861) |

## What reviewers say

### 가스, 위험물 자격증 기출문제

[App page](https://appshunter.io/ios/app/id6633419384)

Prepare for gas and hazardous materials certification exams with practice questions. Study by subject or by exam session, track your progress, and review incorrect answers. Offers a subscription to remove ads and access full explanations.

**Highlights:** Subject-specific and session-based question viewing, Focused study mode for weak subjects, Progress tracking with average and subject scores, Resume unfinished exams, Automatic grading and incorrect answer notes, Bookmark important questions

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

**In-app purchases:** none


### 떠먹

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

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

**In-app purchases:** none


## Frequently asked questions

### Is 가스, 위험물 자격증 기출문제 free?

가스, 위험물 자격증 기출문제 is free to download, with no in-app purchases.

### Is 떠먹 free?

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

### Do 가스, 위험물 자격증 기출문제 or 떠먹 have ads?

가스, 위험물 자격증 기출문제 shows ads; 떠먹 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.*