# 그레이트북스 vs 런즈

The clearest difference is review sentiment: 런즈 at 100% against 그레이트북스's 12%. 런즈 also leads on rating (4.6 vs 1.2) and update cadence (every 4 days vs every 6 weeks). 그레이트북스's advantage is device support (3 vs 1). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

런즈 holds the better App Store score, 4.6 against 1.2. Both are backed by a comparable volume of ratings — 12 and 7 respectively. Written reviews point the same way: 12% of 그레이트북스's written reviews are positive against 100% of 런즈's.

그레이트북스 ships an update every 6 weeks, 런즈 every 4 days. Both last shipped on October 27, 2026.

## The numbers

| Metric | 그레이트북스 | 런즈 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.2 (12 ratings)](https://appshunter.io/ios/app/id1618583288/reviews) | **[4.6 (7 ratings)](https://appshunter.io/ios/app/id6450406644/reviews)** |
| Number of ratings | **12** | 7 |
| Positive reviews | 11.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Monetization | — | Free |
| Size | 111 MB | 92 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Greatbooks](https://appshunter.io/developer/1122917144) | [Mingle Lab](https://appshunter.io/developer/1653738923) |

## What reviewers say

### 그레이트북스

[App page](https://appshunter.io/ios/app/id1618583288)

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

**In-app purchases:** none


### 런즈

[App page](https://appshunter.io/ios/app/id6450406644)

Find the perfect after-school academy for your child with this app. Discover local academies, view detailed information like tuition and shuttle availability, and read honest reviews from other parents. Manage your child's schedule and connect with a community for educational discussions.

**Highlights:** Custom academy search, Local community lounge, Comprehensive academy information, Parent reviews and ratings, Shared family schedule planner, In-app inquiries, Save favorite academies

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 그레이트북스 free?

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

### Is 런즈 free?

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

### Which has better reviews, 그레이트북스 or 런즈?

런즈 is rated higher. 그레이트북스 averages 1.2 out of 5 from 12 ratings, while 런즈 averages 4.6 from 7 ratings.

### Do 그레이트북스 or 런즈 have ads?

Neither 그레이트북스 nor 런즈 shows ads.

### Which is updated more often, 그레이트북스 or 런즈?

그레이트북스 ships an update every 6 weeks, and 런즈 every 4 days. Most recently, 그레이트북스 was updated on October 27, 2026 and 런즈 on October 27, 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.*