# mugenStudyToeic vs 丸単

The clearest difference is in-app purchases: mugenStudyToeic at none against 丸単's 10. 丸単's advantage is iOS requirement (17.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 丸単 sells 10 one-off in-app purchases. mugenStudyToeic asks for nothing beyond the download.

mugenStudyToeic ships an update weekly, 丸単 every 4 days. Both last shipped on October 3, 2026.

## The numbers

| Metric | mugenStudyToeic | 丸単 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Size | 30 MB | 7 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [RYOTA SAITO](https://appshunter.io/developer/1829092253) | [sungjae park](https://appshunter.io/developer/1896477219) |

## What reviewers say

### mugenStudyToeic

[App page](https://appshunter.io/ios/app/mugenstudytoeic/id6755129061)

**Features:** macOS Compatibility

**In-app purchases:** none


### 丸単

[App page](https://appshunter.io/ios/app/id6767459920)

**Features:** Family Sharing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TOPIK Upgrade 3 | $0.49 | one-time |
| TOPIK Upgrade 4 | $0.49 | one-time |
| All Upgrade Mixed | $0.49 | one-time |
| All Upgrade 4 TOPIK | $0.99 | one-time |
| TOPIK Upgrade 2 | $1.99 | one-time |
| All Upgrade 3 TOPIK | $1.99 | one-time |
| All Upgrade TOPIK | $1.99 | one-time |
| All Upgrade HANKEN | $1.99 | one-time |
| All Upgrade 2 TOPIK | $3.99 | one-time |
| All Upgrade 1 TOPIK | $4.99 | one-time |


## Frequently asked questions

### Is mugenStudyToeic free?

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

### Is 丸単 free?

丸単 is free to download, with in-app purchases available.

### Do mugenStudyToeic or 丸単 have ads?

Neither mugenStudyToeic nor 丸単 shows ads.

### Which is updated more often, mugenStudyToeic or 丸単?

mugenStudyToeic ships an update weekly, and 丸単 every 4 days. Most recently, mugenStudyToeic was updated on October 3, 2026 and 丸単 on October 3, 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.*