# OneStamp vs ペット健康手帳

The clearest difference is review sentiment: ペット健康手帳 at 100% against OneStamp's 25%. ペット健康手帳 also leads on update cadence (weekly vs every 6 weeks). OneStamp's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. ペット健康手帳 sells 2 in-app purchases, starting at $1.99 per month. OneStamp asks for nothing beyond the download.

OneStamp ships an update every 6 weeks, ペット健康手帳 weekly. The most recent releases landed on November 11, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | OneStamp | ペット健康手帳 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 9 MB | 6 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Moocom Corp.](https://appshunter.io/developer/1125791678) | [KUREHO](https://appshunter.io/developer/1884942706) |

## What reviewers say

### OneStamp

[App page](https://appshunter.io/ios/app/onestamp/id1125791679)

Participate in multiple stamp rallies with a single app, eliminating the need for paper or individual apps. Check in at stamp points, link photos to create a personal photo album, and discover new rallies. Notifications alert you when stamp points are nearby.

**Highlights:** Manage multiple stamp rallies in one app, Search for nearby rallies and stamp points, Receive notifications for nearby stamp points, Link photos and notes to check-ins, Discover various themed stamp rallies

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

**In-app purchases:** none


### ペット健康手帳

[App page](https://appshunter.io/ios/app/id6780385375)

This app helps you meticulously record your pet's daily activities, health, and medical history. Easily track weight, food, medication, vet visits, and vaccinations with photo integration. It's designed for both dogs and cats, supporting multiple pets and offering sharing features with family.

**Highlights:** Daily activity and health logging, Weight tracking with graphs, Medication reminders, Photo diary and growth album, Family sharing of records, CSV data export, iCloud synchronization

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus（月額） | $1.99 | per month |
| Plus | $14.99 | one-time |


## Frequently asked questions

### Is OneStamp free?

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

### Is ペット健康手帳 free?

ペット健康手帳 is free to download, with in-app purchases available.

### Do OneStamp or ペット健康手帳 have ads?

ペット健康手帳 shows ads; OneStamp does not.

### Which is updated more often, OneStamp or ペット健康手帳?

OneStamp ships an update every 6 weeks, and ペット健康手帳 weekly. Most recently, OneStamp was updated on November 11, 2026 and ペット健康手帳 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.*