# ステラエール vs Darwin

The clearest difference is in-app purchases: Darwin at none against ステラエール's 2. ステラエール's advantage is ads (none vs shown) and iOS requirement (15.1 vs 17.0). 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. Darwin asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ステラエール | Darwin |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 days | Every 2 days |
| Size | 94 MB | 95 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Takeaki Shimizu](https://appshunter.io/developer/1271085282) | [Ryohei Horiuchi](https://appshunter.io/developer/1892078310) |

## What reviewers say

### 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 |


### Darwin

[App page](https://appshunter.io/ios/app/darwin-team-detox-evolved/id6761920482)

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

**In-app purchases:** none


## Frequently asked questions

### Is ステラエール free?

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

### Is Darwin free?

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

### Do ステラエール or Darwin have ads?

Darwin shows ads; ステラエール does not.

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

ステラエール ships an update every 2 days, and Darwin every 2 days. Most recently, ステラエール was updated on October 7, 2026 and Darwin on October 24, 2026.

---

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