# Mui vs ステラエール

The clearest difference is in-app purchases: Mui at none against ステラエール's 2. Mui also leads on iOS requirement (9.0 vs 15.1). ステラエール's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. ステラエール sells 2 in-app purchases, starting at $2.99 per month. Mui asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Mui | ステラエール |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 days | Every 2 days |
| Size | 61 MB | 94 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Haga Kunihiko](https://appshunter.io/developer/1553088822) | [Takeaki Shimizu](https://appshunter.io/developer/1271085282) |

## What reviewers say

### Mui

[App page](https://appshunter.io/ios/app/mui/id1585646872)

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

**In-app purchases:** none


### ステラエール

[App page](https://appshunter.io/ios/app/id6760266509)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 星灯りプラン | $2.99 | per month |
| 星灯りプラン（年額） | $22.99 | per year |


## Frequently asked questions

### Is Mui free?

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

### Is ステラエール free?

ステラエール is free to download, with in-app purchases available.

### Do Mui or ステラエール have ads?

Mui shows ads; ステラエール does not.

### Which is updated more often, Mui or ステラエール?

Mui ships an update every 2 days, and ステラエール every 2 days. Most recently, Mui was updated on October 3, 2026 and ステラエール on October 7, 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.*