# (구)알라딘 전자도서관 vs 고종훈 OX 문제집(9급 공무원 대비)

The clearest difference is review sentiment: 고종훈 OX 문제집(9급 공무원 대비) at 100% against (구)알라딘 전자도서관's 27%. 고종훈 OX 문제집(9급 공무원 대비) also leads on rating (5.0 vs 3.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

고종훈 OX 문제집(9급 공무원 대비) holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 27% of (구)알라딘 전자도서관's written reviews are positive against 100% of 고종훈 OX 문제집(9급 공무원 대비)'s.

(구)알라딘 전자도서관 ships an update every 2 months, 고종훈 OX 문제집(9급 공무원 대비) every 6 weeks. The most recent releases landed on October 16, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | (구)알라딘 전자도서관 | 고종훈 OX 문제집(9급 공무원 대비) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/id897344878/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ox-9/id6470810098/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 27.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 30 MB | 27 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aladdin Communication](https://appshunter.io/developer/365898921) | [NewLearn Soft](https://appshunter.io/developer/1815216881) |

## What reviewers say

### (구)알라딘 전자도서관

[App page](https://appshunter.io/ios/app/id897344878)

Access and manage your borrowed eBooks from affiliated libraries. Read downloaded books within their loan period. Requires an account with a partner library.

**Highlights:** Borrow and return eBooks, Reserve and extend loans, Read downloaded books, Login with library account, Access affiliated libraries

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

**In-app purchases:** none


### 고종훈 OX 문제집(9급 공무원 대비)

[App page](https://appshunter.io/ios/app/ox-9/id6470810098)

Prepare for civil service exams with this app. It offers an error correction notebook to save and review incorrect answers, and automatically scores chapters to identify weak areas. The clean interface is designed for comfort during long study sessions.

**Highlights:** Error correction notebook, Review saved incorrect answers, Chapter completion scoring, Identify weak study areas, Comfortable screen layout, Vibration for incorrect answers

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

**In-app purchases:** none

**What reviewers like**

- 👍 Excellent for utilizing spare time
- 👍 Convenient for studying on the go
- 👍 Effective for reviewing and reinforcing knowledge
- 👍 High-quality questions and content
- 👍 User-friendly interface and design

**What reviewers complain about**

- 🐛 Problem numbers sometimes start from 2
- 🐛 Scrolling needed for long explanations
- 🐛 Some users wish for faster app loading
- 🐛 Manually favoriting questions is tedious
- 🐛 Lack of explanations for some questions (mentioned by one user)

**Reported bugs**

- Typo: OECD written as trueECD in Part8-Chapter2-Quiz61 and Part8-Chapter3-Quiz18

**Requested features**

- Ability to move between questions freely (forward/backward)
- Option to collect wrong answers in one go for O답노트
- Ability to upload photos
- Faster app loading speed
- Improvement in favoriting/bookmarking questions


## Frequently asked questions

### Is (구)알라딘 전자도서관 free?

(구)알라딘 전자도서관 is free to download, with no in-app purchases.

### Is 고종훈 OX 문제집(9급 공무원 대비) free?

고종훈 OX 문제집(9급 공무원 대비) is free to download, with no in-app purchases.

### Which has better reviews, (구)알라딘 전자도서관 or 고종훈 OX 문제집(9급 공무원 대비)?

고종훈 OX 문제집(9급 공무원 대비) is rated higher. (구)알라딘 전자도서관 averages 3.0 out of 5 from 2 ratings, while 고종훈 OX 문제집(9급 공무원 대비) averages 5.0 from 1 ratings.

### Do (구)알라딘 전자도서관 or 고종훈 OX 문제집(9급 공무원 대비) have ads?

Neither (구)알라딘 전자도서관 nor 고종훈 OX 문제집(9급 공무원 대비) shows ads.

### Which is updated more often, (구)알라딘 전자도서관 or 고종훈 OX 문제집(9급 공무원 대비)?

(구)알라딘 전자도서관 ships an update every 2 months, and 고종훈 OX 문제집(9급 공무원 대비) every 6 weeks. Most recently, (구)알라딘 전자도서관 was updated on October 16, 2026 and 고종훈 OX 문제집(9급 공무원 대비) on October 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*