# ペットメモ vs うちのイヌ

The clearest difference is in-app purchases: ペットメモ at none against うちのイヌ's 2. うちのイヌ's advantage is update cadence (every 3 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. うちのイヌ sells 2 one-off in-app purchases. ペットメモ asks for nothing beyond the download.

ペットメモ ships an update every 2 months, うちのイヌ every 3 days. The most recent releases landed on October 25, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | ペットメモ | うちのイヌ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 3 days** |
| Size | 8 MB | 19 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Kota Sakurai](https://appshunter.io/developer/1802450521) | [Yutarou Nagano](https://appshunter.io/developer/6784878764) |

## What reviewers say

### ペットメモ

[App page](https://appshunter.io/ios/app/and/id6784509228)

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

**In-app purchases:** none


### うちのイヌ

[App page](https://appshunter.io/ios/app/id6799122957)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除 | $1.99 | one-time |
| 機能開放 | $3.99 | one-time |


## Frequently asked questions

### Is ペットメモ free?

ペットメモ is free to download, with no in-app purchases.

### Is うちのイヌ free?

うちのイヌ is free to download, with in-app purchases available.

### Do ペットメモ or うちのイヌ have ads?

Both ペットメモ and うちのイヌ show ads.

### Which is updated more often, ペットメモ or うちのイヌ?

ペットメモ ships an update every 2 months, and うちのイヌ every 3 days. Most recently, ペットメモ was updated on October 25, 2026 and うちのイヌ on October 14, 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.*