# 레즈고 스터디카페 vs 자연과학OX

The clearest difference is review sentiment: 자연과학OX at 100% against 레즈고 스터디카페's 50%. 레즈고 스터디카페's advantage is in-app purchases (none vs 3) and iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 자연과학OX sells 3 in-app purchases, starting at $2.99 per month. 레즈고 스터디카페 asks for nothing beyond the download.

레즈고 스터디카페 ships an update every 3 months, 자연과학OX every 4 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | 레즈고 스터디카페 | 자연과학OX |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | **Free** | Freemium |
| Size | 134 MB | 26 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tobesmart,inc](https://appshunter.io/developer/1449538915) | [CHAE HYUCK LEE](https://appshunter.io/developer/1658701307) |

## What reviewers say

### 레즈고 스터디카페

[App page](https://appshunter.io/ios/app/id1527530183)

This app allows users to conveniently access and pay for study cafe services. It integrates with kiosks for access management and provides real-time service information, including usage and purchase history.

**Highlights:** Service access and payment, Kiosk integration, Access management, Usage information, Purchase history, Seat and time reservation

**In-app purchases:** none


### 자연과학OX

[App page](https://appshunter.io/ios/app/ox/id6479007396)

This app offers practice quizzes for recent natural science topics, covering physics, chemistry, biology, and earth science. It provides subscription options for enhanced learning features and detailed explanations.

**Highlights:** Physics quizzes, Chemistry quizzes, Biology quizzes, Earth science quizzes, Subscription for explanations, Practice quizzes

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 단원 설정권 | $2.99 | per month |
| 무제한 해설권 | $3.99 | per month |
| 평생 자유 이용권 | $19.99 | one-time |


## Frequently asked questions

### Is 레즈고 스터디카페 free?

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

### Is 자연과학OX free?

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

### Do 레즈고 스터디카페 or 자연과학OX have ads?

Neither 레즈고 스터디카페 nor 자연과학OX shows ads.

### Which is updated more often, 레즈고 스터디카페 or 자연과학OX?

레즈고 스터디카페 ships an update every 3 months, and 자연과학OX every 4 months. Most recently, 레즈고 스터디카페 was updated on November 3, 2026 and 자연과학OX on November 4, 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.*