# Chai's Play(차이의 놀이) vs 그레이트북스

The clearest difference is review sentiment: Chai's Play(차이의 놀이) at 97% against 그레이트북스's 12%. Chai's Play(차이의 놀이) also leads on rating (4.8 vs 1.2) and iOS requirement (9.0 vs 15.1). 그레이트북스's advantage is in-app purchases (none vs 10). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Chai's Play(차이의 놀이) sells 10 one-off in-app purchases. 그레이트북스 asks for nothing beyond the download.

Chai's Play(차이의 놀이) holds the better App Store score, 4.8 against 1.2. Both are backed by a comparable volume of ratings — 16 and 12 respectively. Written reviews point the same way: 97% of Chai's Play(차이의 놀이)'s written reviews are positive against 12% of 그레이트북스's.

Chai's Play(차이의 놀이) ships an update monthly, 그레이트북스 every 6 weeks. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Chai's Play(차이의 놀이) | 그레이트북스 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (16 ratings)](https://appshunter.io/ios/app/chais-play/id1134836561/reviews)** | [1.2 (12 ratings)](https://appshunter.io/ios/app/id1618583288/reviews) |
| Number of ratings | **16** | 12 |
| Positive reviews | **97.5% of reviews** | 11.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 15 MB | 111 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Havit Inc.](https://appshunter.io/developer/1134836560) | [Greatbooks](https://appshunter.io/developer/1122917144) |

## What reviewers say

### Chai's Play(차이의 놀이)

[App page](https://appshunter.io/ios/app/chais-play/id1134836561)

This parenting app offers daily tips and play ideas for preschoolers aged 0-6. It provides personalized content based on your child's age and developmental stage, curated by education experts. It also includes information for expectant parents.

**Highlights:** Personalized daily updates by child's age, Play and parenting tips, Content for expectant parents, Expert-curated educational activities, Pregnancy and childbirth information

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 44 Koin | $0.99 | one-time |
| 22 Koin | $1.99 | one-time |
| 97 Koin | $1.99 | one-time |
| 140 Koin | $2.99 | one-time |
| 195 Koin | $3.99 | one-time |
| 55 Koin | $4.99 | one-time |
| 310 Koin | $5.99 | one-time |
| 90 Koin | $6.99 | one-time |
| 120 Koin | $8.99 | one-time |
| 380 Koin | $23.99 | one-time |


### 그레이트북스

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

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

**In-app purchases:** none


## Frequently asked questions

### Is Chai's Play(차이의 놀이) free?

Chai's Play(차이의 놀이) is free to download, with in-app purchases available.

### Is 그레이트북스 free?

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

### Which has better reviews, Chai's Play(차이의 놀이) or 그레이트북스?

Chai's Play(차이의 놀이) is rated higher. Chai's Play(차이의 놀이) averages 4.8 out of 5 from 16 ratings, while 그레이트북스 averages 1.2 from 12 ratings.

### Do Chai's Play(차이의 놀이) or 그레이트북스 have ads?

Neither Chai's Play(차이의 놀이) nor 그레이트북스 shows ads.

### Which is updated more often, Chai's Play(차이의 놀이) or 그레이트북스?

Chai's Play(차이의 놀이) ships an update monthly, and 그레이트북스 every 6 weeks. Most recently, Chai's Play(차이의 놀이) was updated on October 29, 2026 and 그레이트북스 on October 30, 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.*