# うちの子ミュージアム vs SemiSleep

The clearest difference is ads: SemiSleep at none against うちの子ミュージアム's shown. SemiSleep also leads on update cadence (daily vs every 5 weeks). うちの子ミュージアム's advantage is iOS requirement (13.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. うちの子ミュージアム sells 2 in-app purchases, starting at $0.49 per month and SemiSleep sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

うちの子ミュージアム ships an update every 5 weeks, SemiSleep daily. Both last shipped on October 25, 2026.

## The numbers

| Metric | うちの子ミュージアム | SemiSleep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Daily** |
| Size | 64 MB | 8 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Kaoru Nishimura](https://appshunter.io/developer/1815862694) | [Takuya Harayama](https://appshunter.io/developer/6772407952) |

## What reviewers say

### うちの子ミュージアム

[App page](https://appshunter.io/ios/app/id6747798408)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン（月額） | $0.49 | per month |
| うちの子プレミアム（年額） | $5.99 | per year |


### SemiSleep

[App page](https://appshunter.io/ios/app/semisleep/id6779069970)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SemiSleep Plus | $3.99 | one-time |


## Frequently asked questions

### Is うちの子ミュージアム free?

うちの子ミュージアム is free to download, with in-app purchases available.

### Is SemiSleep free?

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

### Do うちの子ミュージアム or SemiSleep have ads?

うちの子ミュージアム shows ads; SemiSleep does not.

### Which is updated more often, うちの子ミュージアム or SemiSleep?

うちの子ミュージアム ships an update every 5 weeks, and SemiSleep daily. Most recently, うちの子ミュージアム was updated on October 25, 2026 and SemiSleep on October 25, 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.*