# 굴착기(굴삭기)운전기능사 vs 산업안전산업기사

The clearest difference is review sentiment: 굴착기(굴삭기)운전기능사 at 50% against 산업안전산업기사's 0%. 산업안전산업기사's advantage is update cadence (every 2 weeks vs every 6 weeks). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. 굴착기(굴삭기)운전기능사 sells 2 one-off in-app purchases and 산업안전산업기사 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

굴착기(굴삭기)운전기능사 ships an update every 6 weeks, 산업안전산업기사 every 2 weeks. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 굴착기(굴삭기)운전기능사 | 산업안전산업기사 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 141 MB | 42 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jongmin Kim](https://appshunter.io/developer/1693759760) | [Qingdao Tomato Creative Technology Service Co., Ltd](https://appshunter.io/developer/1760477498) |

## What reviewers say

### 굴착기(굴삭기)운전기능사

[App page](https://appshunter.io/ios/app/id6677008911)

Prepare for the excavator operator certification exam with this comprehensive app. It offers past exam questions, audio playback, detailed explanations, and a smart review system. Study offline anytime, anywhere to master the material and pass your exam.

**Highlights:** Latest 19 sets of past exam questions, Yearly and subject-based question practice, Audio playback for questions, Randomized question mode, Detailed explanations for all questions, Automatic saving of incorrect answers, Offline usability

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

**In-app purchases (2)**

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


### 산업안전산업기사

[App page](https://appshunter.io/ios/app/cbt/id6742121484)

This app provides 10 years of past exam questions and detailed explanations to help you prepare for the Industrial Safety Engineer certification. It features intelligent error management and personalized favorites to reinforce learning and avoid repeated mistakes.

**Highlights:** 10 years of past exam questions, Scientific problem-solving by type, Detailed explanations for all questions, Intelligent incorrect answer management, Personalized favorites function, Completely free to use

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 고급 기능 | $3.99 | one-time |


## Frequently asked questions

### Is 굴착기(굴삭기)운전기능사 free?

굴착기(굴삭기)운전기능사 is free to download, with in-app purchases available.

### Is 산업안전산업기사 free?

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

### Do 굴착기(굴삭기)운전기능사 or 산업안전산업기사 have ads?

Both 굴착기(굴삭기)운전기능사 and 산업안전산업기사 show ads.

### Which is updated more often, 굴착기(굴삭기)운전기능사 or 산업안전산업기사?

굴착기(굴삭기)운전기능사 ships an update every 6 weeks, and 산업안전산업기사 every 2 weeks. Most recently, 굴착기(굴삭기)운전기능사 was updated on November 4, 2026 and 산업안전산업기사 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.*