# うちの子けんこう手帳 vs Petary

The clearest difference is in-app purchases: Petary at none against うちの子けんこう手帳's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. うちの子けんこう手帳 sells 1 in-app purchase, starting at $2.99 per month. Petary asks for nothing beyond the download.

うちの子けんこう手帳 ships an update weekly, Petary every 11 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | うちの子けんこう手帳 | Petary |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 11 days |
| Size | 46 MB | 33 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [kai takayanagi](https://appshunter.io/developer/1886334495) | [ayonglab](https://appshunter.io/developer/478580246) |

## What reviewers say

### うちの子けんこう手帳

[App page](https://appshunter.io/ios/app/id6760806949)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $2.99 | per month |


### Petary

[App page](https://appshunter.io/ios/app/petary/id6775488771)

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

**In-app purchases:** none


## Frequently asked questions

### Is うちの子けんこう手帳 free?

うちの子けんこう手帳 is free to download, with in-app purchases available.

### Is Petary free?

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

### Do うちの子けんこう手帳 or Petary have ads?

Neither うちの子けんこう手帳 nor Petary shows ads.

### Which is updated more often, うちの子けんこう手帳 or Petary?

うちの子けんこう手帳 ships an update weekly, and Petary every 11 days. Most recently, うちの子けんこう手帳 was updated on October 25, 2026 and Petary on October 28, 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.*