# ペットランドミルク vs うんちスキャン

The clearest difference is in-app purchases: ペットランドミルク at none against うんちスキャン's 1. うんちスキャン's advantage is update cadence (every 2 weeks vs every 30 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. うんちスキャン sells 1 in-app purchase, starting at $0.99 per month. ペットランドミルク asks for nothing beyond the download.

ペットランドミルク ships an update every 30 months, うんちスキャン every 2 weeks. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | ペットランドミルク | うんちスキャン |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 30 months | **Every 2 weeks** |
| Size | 12 MB | 44 MB |
| Requires iOS | 16.6 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SAYONO, K.K.](https://appshunter.io/developer/1532583672) | [KIY, K.K.](https://appshunter.io/developer/1881024821) |

## What reviewers say

### ペットランドミルク

[App page](https://appshunter.io/ios/app/id1532583670)

**In-app purchases:** none


### うんちスキャン

[App page](https://appshunter.io/ios/app/ai/id6759829585)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| うんちスキャン プレミアム | $0.99 | per month |


## Frequently asked questions

### Is ペットランドミルク free?

ペットランドミルク is free to download, with no in-app purchases.

### Is うんちスキャン free?

うんちスキャン is free to download, with in-app purchases available.

### Do ペットランドミルク or うんちスキャン have ads?

Neither ペットランドミルク nor うんちスキャン shows ads.

### Which is updated more often, ペットランドミルク or うんちスキャン?

ペットランドミルク ships an update every 30 months, and うんちスキャン every 2 weeks. Most recently, ペットランドミルク was updated on October 27, 2026 and うんちスキャン on October 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*