# G vs 고종훈 OX 문제집(한국사능력검정시험 대비)

The clearest difference is review sentiment: 고종훈 OX 문제집(한국사능력검정시험 대비) at 100% against G's 13%. 고종훈 OX 문제집(한국사능력검정시험 대비) also leads on in-app purchases (none vs 5) and update cadence (every 5 months vs every 11 months). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. G sells 5 one-off in-app purchases. 고종훈 OX 문제집(한국사능력검정시험 대비) asks for nothing beyond the download.

G ships an update every 11 months, 고종훈 OX 문제집(한국사능력검정시험 대비) every 5 months. The most recent releases landed on October 6, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | G | 고종훈 OX 문제집(한국사능력검정시험 대비) |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 12.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 5 months** |
| Monetization | Free | Free |
| Size | 36 MB | 22 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bong Chul Koo](https://appshunter.io/developer/1471933281) | [NewLearn Soft](https://appshunter.io/developer/1815216881) |

## What reviewers say

### G

[App page](https://appshunter.io/ios/app/g-ebook/id6465899350)

Access and study your purchased e-books for teacher certification exams anytime, anywhere. This app offers a smart PDF viewer with customizable settings and efficient learning tools like bookmarks and quick navigation. Enjoy a secure and stable reading experience with DRM protection.

**Highlights:** Syncs with G-school library, Smart PDF viewer for high-resolution textbooks, Customizable viewing modes, Table of contents navigation, Bookmark functionality, DRM protected content

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1000 Points | $0.49 | one-time |
| 5000 Points | $2.99 | one-time |
| 10000 Points | $6.99 | one-time |
| 50000 Points | $34.99 | one-time |
| 100000 Points | $69.99 | one-time |


### 고종훈 OX 문제집(한국사능력검정시험 대비)

[App page](https://appshunter.io/ios/app/ox/id6474063482)

This app helps you prepare for the Korean History Proficiency Test with structured learning plans and practice quizzes. It offers personalized notes for incorrect answers and allows for convenient mobile access anytime, anywhere. Expert-created questions ensure high-quality practice for exam success.

**Highlights:** Structured learning plans, Practice quizzes, Personalized incorrect answer notes, Mobile access, Expert-created questions, Exam preparation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is G free?

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

### Is 고종훈 OX 문제집(한국사능력검정시험 대비) free?

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

### Do G or 고종훈 OX 문제집(한국사능력검정시험 대비) have ads?

Neither G nor 고종훈 OX 문제집(한국사능력검정시험 대비) shows ads.

### Which is updated more often, G or 고종훈 OX 문제집(한국사능력검정시험 대비)?

G ships an update every 11 months, and 고종훈 OX 문제집(한국사능력검정시험 대비) every 5 months. Most recently, G was updated on October 6, 2026 and 고종훈 OX 문제집(한국사능력검정시험 대비) on October 9, 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.*