# Rosso 公式アプリ vs Clos

The clearest difference is in-app purchases: Rosso 公式アプリ at none against Clos's 2. Clos's advantage is update cadence (every 5 months vs every 19 months) and iOS requirement (12.1 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. Clos sells 2 in-app purchases, starting at $5.99 per year. Rosso 公式アプリ asks for nothing beyond the download.

Rosso 公式アプリ ships an update every 19 months, Clos every 5 months. The most recent releases landed on September 20, 2026 and December 22, 2025 respectively.

## The numbers

| Metric | Rosso 公式アプリ | Clos |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 5 months** |
| Size | 80 MB | 157 MB |
| Requires iOS | 16.0 | **12.1** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Yasutaka Harada](https://appshunter.io/developer/1532164117) | [York Chou](https://appshunter.io/developer/1215726194) |

## What reviewers say

### Rosso 公式アプリ

[App page](https://appshunter.io/ios/app/rosso/id1532163725)

**Features:** Apple Wallet

**In-app purchases:** none


### Clos

[App page](https://appshunter.io/ios/app/clos/id1644569710)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly | $5.99 | per year |
| Clos Pro lifetime | $19.99 | one-time |


## Frequently asked questions

### Is Rosso 公式アプリ free?

Rosso 公式アプリ is free to download, with no in-app purchases.

### Is Clos free?

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

### Do Rosso 公式アプリ or Clos have ads?

Neither Rosso 公式アプリ nor Clos shows ads.

### Which is updated more often, Rosso 公式アプリ or Clos?

Rosso 公式アプリ ships an update every 19 months, and Clos every 5 months. Most recently, Rosso 公式アプリ was updated on September 20, 2026 and Clos on December 22, 2025.

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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.*