# [B단계] 스마트 이야기독서 vs 솔루토이 한국사

The clearest difference is update cadence: [B단계] 스마트 이야기독서 at every 12 months against 솔루토이 한국사's every 25 months. 솔루토이 한국사's advantage is iOS requirement (10.0 vs 12.0). 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.

[B단계] 스마트 이야기독서 ships an update every 12 months, 솔루토이 한국사 every 25 months. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | [B단계] 스마트 이야기독서 | 솔루토이 한국사 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 12 months** | Every 25 months |
| Size | 303 MB | 562 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [(주)교원구몬](https://appshunter.io/developer/1800639087) | [KYOWON CO.,LTD](https://appshunter.io/developer/402661067) |

## What reviewers say

### [B단계] 스마트 이야기독서

[App page](https://appshunter.io/ios/app/b/id1208047214)

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

**In-app purchases:** none


### 솔루토이 한국사

[App page](https://appshunter.io/ios/app/id1282276441)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is [B단계] 스마트 이야기독서 free?

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

### Is 솔루토이 한국사 free?

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

### Do [B단계] 스마트 이야기독서 or 솔루토이 한국사 have ads?

Neither [B단계] 스마트 이야기독서 nor 솔루토이 한국사 shows ads.

### Which is updated more often, [B단계] 스마트 이야기독서 or 솔루토이 한국사?

[B단계] 스마트 이야기독서 ships an update every 12 months, and 솔루토이 한국사 every 25 months. Most recently, [B단계] 스마트 이야기독서 was updated on October 6, 2026 and 솔루토이 한국사 on October 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*