# SUB ROSA vs 【公式】23（ニジュウサン）

The clearest difference is iOS requirement: SUB ROSA at 9.0 against 【公式】23（ニジュウサン）'s 12.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SUB ROSA ships an update every 24 months, 【公式】23（ニジュウサン） every 38 months. The most recent releases landed on October 3, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | SUB ROSA | 【公式】23（ニジュウサン） |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 24 months** | Every 38 months |
| Size | 17 MB | 16 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [HIROKATSU MATSUSHIMA](https://appshunter.io/developer/1489141711) | [FUMIHIKO FUKANO](https://appshunter.io/developer/1610987057) |

## What reviewers say

### SUB ROSA

[App page](https://appshunter.io/ios/app/sub-rosa/id1489141712)

**In-app purchases:** none


### 【公式】23（ニジュウサン）

[App page](https://appshunter.io/ios/app/23/id1610987055)

**In-app purchases:** none


## Frequently asked questions

### Is SUB ROSA free?

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

### Is 【公式】23（ニジュウサン） free?

【公式】23（ニジュウサン） is free to download, with no in-app purchases.

### Do SUB ROSA or 【公式】23（ニジュウサン） have ads?

Neither SUB ROSA nor 【公式】23（ニジュウサン） shows ads.

### Which is updated more often, SUB ROSA or 【公式】23（ニジュウサン）?

SUB ROSA ships an update every 24 months, and 【公式】23（ニジュウサン） every 38 months. Most recently, SUB ROSA was updated on October 3, 2026 and 【公式】23（ニジュウサン） on September 30, 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.*