# 솔루토이 한국사 vs Lumi Math Planet

The clearest difference is in-app purchases: 솔루토이 한국사 at none against Lumi Math Planet's 1. 솔루토이 한국사 also leads on iOS requirement (10.0 vs 15.1). Lumi Math Planet's advantage is update cadence (every 3 days vs every 25 months). On price, ads and device support there is nothing between them.

Both are free to download. Lumi Math Planet sells 1 one-off in-app purchase. 솔루토이 한국사 asks for nothing beyond the download.

솔루토이 한국사 ships an update every 25 months, Lumi Math Planet every 3 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 솔루토이 한국사 | Lumi Math Planet |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 25 months | **Every 3 days** |
| Size | 562 MB | 56 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KYOWON CO.,LTD](https://appshunter.io/developer/402661067) | [Guan Feng Lai](https://appshunter.io/developer/1136144960) |

## What reviewers say

### 솔루토이 한국사

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Lumi Math Planet

[App page](https://appshunter.io/ios/app/lumi-math-planet-explorer/id6778269699)

**Features:** macOS Compatibility, Family Sharing, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock the Full Galaxy | $4.99 | one-time |


## Frequently asked questions

### Is 솔루토이 한국사 free?

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

### Is Lumi Math Planet free?

Lumi Math Planet is free to download, with in-app purchases available.

### Do 솔루토이 한국사 or Lumi Math Planet have ads?

Neither 솔루토이 한국사 nor Lumi Math Planet shows ads.

### Which is updated more often, 솔루토이 한국사 or Lumi Math Planet?

솔루토이 한국사 ships an update every 25 months, and Lumi Math Planet every 3 days. Most recently, 솔루토이 한국사 was updated on November 3, 2026 and Lumi Math Planet on November 5, 2026.

---

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