# THREE vs MitePet｜みんなのペット手帳

The clearest difference is in-app purchases: THREE at none against MitePet｜みんなのペット手帳's 1. THREE also leads on iOS requirement (13.0 vs 15.1). MitePet｜みんなのペット手帳's advantage is update cadence (every 4 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. MitePet｜みんなのペット手帳 sells 1 in-app purchase, starting at $2.99 per month. THREE asks for nothing beyond the download.

THREE ships an update every 2 months, MitePet｜みんなのペット手帳 every 4 days. The most recent releases landed on October 2, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | THREE | MitePet｜みんなのペット手帳 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Size | 32 MB | 55 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ACRO INC.](https://appshunter.io/developer/1479535098) | [Abandon't Consulting](https://appshunter.io/developer/1650340461) |

## What reviewers say

### THREE

[App page](https://appshunter.io/ios/app/three/id1479535099)

**In-app purchases:** none


### MitePet｜みんなのペット手帳

[App page](https://appshunter.io/ios/app/mitepet/id6804621231)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Petori Plus（月額） | $2.99 | per month |


## Frequently asked questions

### Is THREE free?

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

### Is MitePet｜みんなのペット手帳 free?

MitePet｜みんなのペット手帳 is free to download, with in-app purchases available.

### Do THREE or MitePet｜みんなのペット手帳 have ads?

Neither THREE nor MitePet｜みんなのペット手帳 shows ads.

### Which is updated more often, THREE or MitePet｜みんなのペット手帳?

THREE ships an update every 2 months, and MitePet｜みんなのペット手帳 every 4 days. Most recently, THREE was updated on October 2, 2026 and MitePet｜みんなのペット手帳 on October 3, 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.*