# usagiDiary vs うちの子けんこう手帳

The clearest difference is update cadence: うちの子けんこう手帳 at weekly against usagiDiary's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. usagiDiary sells 2 in-app purchases, starting at $2.99 per month and うちの子けんこう手帳 sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

usagiDiary ships an update fortnightly, うちの子けんこう手帳 weekly. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | usagiDiary | うちの子けんこう手帳 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/usagidiary/id1552918111/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 42.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Freemium | — |
| Size | 110 MB | 46 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [RYUNOSUKE OTA](https://appshunter.io/developer/1552918113) | [kai takayanagi](https://appshunter.io/developer/1886334495) |

## What reviewers say

### usagiDiary

[App page](https://appshunter.io/ios/app/usagidiary/id1552918111)

Easily track your rabbit's daily health and care activities. Monitor food intake, weight, droppings, and more with customizable categories and a visual calendar. Get deeper insights with premium features for long-term health tracking.

**Highlights:** Daily health logging for rabbits, Customizable care categories, Calendar view of entries, Visual weight tracking chart, Support for multiple rabbits, Birthday and anniversary celebrations

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| usagi Diary Premium | $2.99 | per month |
| usagi Diary Premium(Annual) | $19.99 | per year |


### 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 |


## Frequently asked questions

### Is usagiDiary free?

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

### 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.

### Do usagiDiary or うちの子けんこう手帳 have ads?

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

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

usagiDiary ships an update fortnightly, and うちの子けんこう手帳 weekly. Most recently, usagiDiary was updated on November 8, 2026 and うちの子けんこう手帳 on November 5, 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.*