# 鳥四季の公式アプリ vs 【公式】23（ニジュウサン）

The clearest difference is iOS requirement: 鳥四季の公式アプリ 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.

鳥四季の公式アプリ ships an update every 23 months, 【公式】23（ニジュウサン） every 38 months. Both last shipped on October 25, 2026.

## The numbers

| Metric | 鳥四季の公式アプリ | 【公式】23（ニジュウサン） |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 23 months** | Every 38 months |
| Size | 20 MB | 16 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [DAISUKE HIGASHINO](https://appshunter.io/developer/1492843409) | [FUMIHIKO FUKANO](https://appshunter.io/developer/1610987057) |

## What reviewers say

### 鳥四季の公式アプリ

[App page](https://appshunter.io/ios/app/id1492843410)

**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 鳥四季の公式アプリ free?

鳥四季の公式アプリ 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 鳥四季の公式アプリ or 【公式】23（ニジュウサン） have ads?

Neither 鳥四季の公式アプリ nor 【公式】23（ニジュウサン） shows ads.

### Which is updated more often, 鳥四季の公式アプリ or 【公式】23（ニジュウサン）?

鳥四季の公式アプリ ships an update every 23 months, and 【公式】23（ニジュウサン） every 38 months. Most recently, 鳥四季の公式アプリ was updated on October 25, 2026 and 【公式】23（ニジュウサン） on October 25, 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.*