# 키즈토리 STEP 1 vs [4A단계] 스마트 이야기독서

The clearest difference is update cadence: 키즈토리 STEP 1 at monthly against [4A단계] 스마트 이야기독서's every 5 months. 키즈토리 STEP 1 also leads on review sentiment (19% 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.

키즈토리 STEP 1 ships an update monthly, [4A단계] 스마트 이야기독서 every 5 months. The most recent releases landed on June 11, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | 키즈토리 STEP 1 | [4A단계] 스마트 이야기독서 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **18.5% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 months |
| Monetization | Free | Free |
| Size | 98 MB | 361 MB |
| Requires iOS | 12.4 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chunjae Education.Inc.](https://appshunter.io/developer/428912179) | [(주)교원구몬](https://appshunter.io/developer/1800639087) |

## What reviewers say

### 키즈토리 STEP 1

[App page](https://appshunter.io/ios/app/step-1/id1203650129)

This app introduces early childhood history through engaging 3D animations, craft activities, and traditional songs. It helps children explore historical sites, understand ancestral wisdom, and connect history to their daily lives, fostering creative thinking.

**Highlights:** 3D animation history exploration, Storytelling and historical songs, Craft activities for historical items, Traditional songs and play, Connecting history to daily life, Curriculum-linked learning

**In-app purchases:** none


### [4A단계] 스마트 이야기독서

[App page](https://appshunter.io/ios/app/4a/id1432417350)

Engage in fun post-reading activities with fairy tale scenes. Scan illustrated cards to unlock content and begin learning immediately. Explore stories like 'Were You Surprised?' and 'Chika Puka Brush Your Teeth'.

**Highlights:** Interactive fairy tale scenes, Post-reading activities, Illustrated card recognition, Immediate learning start, Camera mode for card scanning, Multiple story themes

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

**In-app purchases:** none


## Frequently asked questions

### Is 키즈토리 STEP 1 free?

키즈토리 STEP 1 is free to download, with no in-app purchases.

### Is [4A단계] 스마트 이야기독서 free?

[4A단계] 스마트 이야기독서 is free to download, with no in-app purchases.

### Do 키즈토리 STEP 1 or [4A단계] 스마트 이야기독서 have ads?

Neither 키즈토리 STEP 1 nor [4A단계] 스마트 이야기독서 shows ads.

### Which is updated more often, 키즈토리 STEP 1 or [4A단계] 스마트 이야기독서?

키즈토리 STEP 1 ships an update monthly, and [4A단계] 스마트 이야기독서 every 5 months. Most recently, 키즈토리 STEP 1 was updated on June 11, 2026 and [4A단계] 스마트 이야기독서 on September 19, 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.*