# 즐거운 유아과학 예스사이언스 step1 vs BlockTalker

The clearest difference is ads: 즐거운 유아과학 예스사이언스 step1 at none against BlockTalker's shown. 즐거운 유아과학 예스사이언스 step1 also leads on iOS requirement (9.0 vs 15.1). On price, update cadence, 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.

즐거운 유아과학 예스사이언스 step1 ships an update monthly, BlockTalker every 3 weeks. Both last shipped on October 7, 2026.

## The numbers

| Metric | 즐거운 유아과학 예스사이언스 step1 | BlockTalker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 3 weeks** |
| Size | 275 MB | 22 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chunjae Education.Inc.](https://appshunter.io/developer/428912179) | [IoTED](https://appshunter.io/developer/1590982473) |

## What reviewers say

### 즐거운 유아과학 예스사이언스 step1

[App page](https://appshunter.io/ios/app/step1/id1218174913)

**In-app purchases:** none


### BlockTalker

[App page](https://appshunter.io/ios/app/blocktalker/id6748711526)

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

**In-app purchases:** none


## Frequently asked questions

### Is 즐거운 유아과학 예스사이언스 step1 free?

즐거운 유아과학 예스사이언스 step1 is free to download, with no in-app purchases.

### Is BlockTalker free?

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

### Do 즐거운 유아과학 예스사이언스 step1 or BlockTalker have ads?

BlockTalker shows ads; 즐거운 유아과학 예스사이언스 step1 does not.

### Which is updated more often, 즐거운 유아과학 예스사이언스 step1 or BlockTalker?

즐거운 유아과학 예스사이언스 step1 ships an update monthly, and BlockTalker every 3 weeks. Most recently, 즐거운 유아과학 예스사이언스 step1 was updated on October 7, 2026 and BlockTalker on October 7, 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.*