# [3A단계] 스마트 이야기독서 vs 키즈토리 STEP 3

The clearest difference is update cadence: 키즈토리 STEP 3 at monthly against [3A단계] 스마트 이야기독서's every 5 months. 키즈토리 STEP 3 also leads on review sentiment (10% vs 0%). On price, ads, in-app purchases and monetization model there is nothing between them.

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

[3A단계] 스마트 이야기독서 ships an update every 5 months, 키즈토리 STEP 3 monthly. The most recent releases landed on August 23, 2026 and July 8, 2026 respectively.

## The numbers

| Metric | [3A단계] 스마트 이야기독서 | 키즈토리 STEP 3 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **10.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Monetization | Free | Free |
| Size | 289 MB | 97 MB |
| Requires iOS | **12.0** | 12.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [(주)교원구몬](https://appshunter.io/developer/1800639087) | [Chunjae Education.Inc.](https://appshunter.io/developer/428912179) |

## What reviewers say

### [3A단계] 스마트 이야기독서

[App page](https://appshunter.io/ios/app/3a/id1208011991)

Engage with fairy tales through interactive post-reading activities. Scan story picture cards to unlock content and create your own unique narratives. Explore classic stories and creative prompts for an enhanced learning experience.

**Highlights:** Interactive post-reading activities, Scan picture cards for content, Create personalized stories, Explore classic fairy tales, Camera mode for recognition

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

**In-app purchases:** none


### 키즈토리 STEP 3

[App page](https://appshunter.io/ios/app/step-3/id1209415807)

This app makes early Korean history fun and engaging for young children through 3D animations, craft activities, and traditional songs. It helps children explore historical sites and understand the wisdom of ancestors, fostering creative thinking.

**Highlights:** 3D animation history exploration, Interactive craft activities, Traditional songs and games, Understanding daily life connections, Curriculum-aligned learning

**In-app purchases:** none


## Frequently asked questions

### Is [3A단계] 스마트 이야기독서 free?

[3A단계] 스마트 이야기독서 is free to download, with no in-app purchases.

### Is 키즈토리 STEP 3 free?

키즈토리 STEP 3 is free to download, with no in-app purchases.

### Do [3A단계] 스마트 이야기독서 or 키즈토리 STEP 3 have ads?

Neither [3A단계] 스마트 이야기독서 nor 키즈토리 STEP 3 shows ads.

### Which is updated more often, [3A단계] 스마트 이야기독서 or 키즈토리 STEP 3?

[3A단계] 스마트 이야기독서 ships an update every 5 months, and 키즈토리 STEP 3 monthly. Most recently, [3A단계] 스마트 이야기독서 was updated on August 23, 2026 and 키즈토리 STEP 3 on July 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.*