# 인하공업전문대학 도서관 vs 다산패스 필기

The clearest difference is in-app purchases: 인하공업전문대학 도서관 at none against 다산패스 필기's 24. 다산패스 필기's advantage is update cadence (every 2 weeks vs every 4 months). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. 다산패스 필기 sells 24 in-app purchases, starting at $9.99 per month. 인하공업전문대학 도서관 asks for nothing beyond the download.

인하공업전문대학 도서관 ships an update every 4 months, 다산패스 필기 every 2 weeks. The most recent releases landed on October 12, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 인하공업전문대학 도서관 | 다산패스 필기 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/cbt/id6756396501/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 83.3% of reviews | **87.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 47 MB | 47 MB |
| Requires iOS | 16.4 | 16.4 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Infotech, Inc.](https://appshunter.io/developer/431036506) | [다산에듀](https://appshunter.io/developer/1643377216) |

## What reviewers say

### 인하공업전문대학 도서관

[App page](https://appshunter.io/ios/app/id593440625)

Access library resources on your iPhone. Search for books, reserve borrowed items, and view your personal loan information. You can also request new books using the barcode scanner.

**Highlights:** Book search (new arrivals included), Reserve borrowed books, View personal loan status, Request desired books via barcode

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

**In-app purchases:** none


### 다산패스 필기

[App page](https://appshunter.io/ios/app/cbt/id6756396501)

Practice past exam questions for various certifications efficiently with this app. It offers features like in-app note-taking, automatic grading, detailed explanations, and mock exams tailored to actual test formats. Study anytime, anywhere to prepare for your exams.

**Highlights:** In-app note-taking on questions, Automatic grading and error analysis, One-touch bookmarking for review, Realistic mock exams based on exam trends, Various study modes for weak areas, Covers electrical, fire safety, and other certifications

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

**In-app purchases (24)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 빅데이터분석기사 필기 | $9.99 | per month |
| 공조냉동기계기능사 필기 | $12.99 | per month |
| 전기기능장 필기 | $17.99 | per month |
| 컴퓨터그래픽기능사 필기 | $1.99 | one-time |
| 공조냉동기계기능사 필기 | $1.99 | one-time |
| 빅데이터분석기사 필기 모의고사 | $1.99 | one-time |
| 위험물산업기사 필기 모의고사 | $1.99 | one-time |
| 위험물기능사 필기 모의고사 | $1.99 | one-time |
| 직업상담사2급 필기 모의고사 | $1.99 | one-time |
| 정보처리기사 필기 | $2.99 | one-time |
| 대기환경기사 필기 | $2.99 | one-time |
| 수질환경기사 필기 | $2.99 | one-time |
| 공인중개사 2차 필기 | $2.99 | one-time |
| 공인중개사 1차 필기 | $2.99 | one-time |
| 손해평가사 1차 필기 | $2.99 | one-time |
| 사회복지사 1급 필기 | $2.99 | one-time |
| 산업안전지도사 필기 | $2.99 | one-time |
| 소방설비산업기사(전기분야) 필기 모의고사 | $2.99 | one-time |
| 소방설비기사(기계분야) 필기 모의고사 | $2.99 | one-time |
| 전기직공무원(전기이론) 모의고사 | $2.99 | one-time |
| 소방설비산업기사(기계분야) 필기 모의고사 | $2.99 | one-time |
| 산업안전기사 필기 모의고사 | $2.99 | one-time |
| 산업안전산업기사 필기 모의고사 | $2.99 | one-time |
| 전기직공무원(전기기기) 모의고사 | $2.99 | one-time |


## Frequently asked questions

### Is 인하공업전문대학 도서관 free?

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

### Is 다산패스 필기 free?

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

### Do 인하공업전문대학 도서관 or 다산패스 필기 have ads?

Neither 인하공업전문대학 도서관 nor 다산패스 필기 shows ads.

### Which is updated more often, 인하공업전문대학 도서관 or 다산패스 필기?

인하공업전문대학 도서관 ships an update every 4 months, and 다산패스 필기 every 2 weeks. Most recently, 인하공업전문대학 도서관 was updated on October 12, 2026 and 다산패스 필기 on October 25, 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.*