# 돌잡이 스마트 수학 vs 같이발달

The clearest difference is update cadence: 같이발달 at every 3 weeks against 돌잡이 스마트 수학's every 10 months. On price, ads, in-app purchases and device support there is nothing between them.

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

돌잡이 스마트 수학 ships an update every 10 months, 같이발달 every 3 weeks. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | 돌잡이 스마트 수학 | 같이발달 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 5.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 120 MB | 70 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Chunjae Education.Inc.](https://appshunter.io/developer/428912179) | [Choazsoft Corp](https://appshunter.io/developer/1668376350) |

## What reviewers say

### 돌잡이 스마트 수학

[App page](https://appshunter.io/ios/app/id1561097394)

This app makes learning math concepts fun and engaging through interactive games and activities. It reinforces what children learn from picture books, allowing them to explore and grasp mathematical principles through touch and movement.

**Highlights:** Interactive math games, Reinforces book concepts, Hands-on learning, Engaging activities, Math songs

**In-app purchases:** none


### 같이발달

[App page](https://appshunter.io/ios/app/id6502621039)

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

**In-app purchases:** none


## Frequently asked questions

### Is 돌잡이 스마트 수학 free?

돌잡이 스마트 수학 is free to download, with no in-app purchases.

### Is 같이발달 free?

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

### Do 돌잡이 스마트 수학 or 같이발달 have ads?

Neither 돌잡이 스마트 수학 nor 같이발달 shows ads.

### Which is updated more often, 돌잡이 스마트 수학 or 같이발달?

돌잡이 스마트 수학 ships an update every 10 months, and 같이발달 every 3 weeks. Most recently, 돌잡이 스마트 수학 was updated on November 3, 2026 and 같이발달 on November 8, 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.*