# ピア動物病院 vs Happiness 公式アプリ

The clearest difference is iOS requirement: ピア動物病院 at 9.0 against Happiness 公式アプリ'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.

ピア動物病院 ships an update every 25 months, Happiness 公式アプリ every 39 months. The most recent releases landed on October 26, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | ピア動物病院 | Happiness 公式アプリ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 25 months** | Every 39 months |
| Size | 23 MB | 15 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TOSHIAKI URUSHIBARA](https://appshunter.io/developer/1406284308) | [RYOTA KUME](https://appshunter.io/developer/1490965008) |

## What reviewers say

### ピア動物病院

[App page](https://appshunter.io/ios/app/id1406284309)

**In-app purchases:** none


### Happiness 公式アプリ

[App page](https://appshunter.io/ios/app/happiness/id1490965009)

**In-app purchases:** none


## Frequently asked questions

### Is ピア動物病院 free?

ピア動物病院 is free to download, with no in-app purchases.

### Is Happiness 公式アプリ free?

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

### Do ピア動物病院 or Happiness 公式アプリ have ads?

Neither ピア動物病院 nor Happiness 公式アプリ shows ads.

### Which is updated more often, ピア動物病院 or Happiness 公式アプリ?

ピア動物病院 ships an update every 25 months, and Happiness 公式アプリ every 39 months. Most recently, ピア動物病院 was updated on October 26, 2026 and Happiness 公式アプリ on November 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.*