# ひつじ数え歌　－睡眠アプリ－ vs Sleep Haven

The clearest difference is in-app purchases: ひつじ数え歌　－睡眠アプリ－ at none against Sleep Haven's 2. Sleep Haven's advantage is update cadence (every 3 days vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sleep Haven sells 2 in-app purchases, starting at $0.99 per month. ひつじ数え歌　－睡眠アプリ－ asks for nothing beyond the download.

ひつじ数え歌　－睡眠アプリ－ ships an update every 3 months, Sleep Haven every 3 days. The most recent releases landed on November 1, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | ひつじ数え歌　－睡眠アプリ－ | Sleep Haven |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/id426016372/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 10.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Size | 20 MB | 120 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hinata Ariyoshi](https://appshunter.io/developer/408212089) | [chunqing liao](https://appshunter.io/developer/1753312176) |

## What reviewers say

### ひつじ数え歌　－睡眠アプリ－

[App page](https://appshunter.io/ios/app/id426016372)

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

**In-app purchases:** none


### Sleep Haven

[App page](https://appshunter.io/ios/app/sleep-haven/id6504686224)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Membership | $0.99 | per month |
| Annual Membership | $5.99 | per year |


## Frequently asked questions

### Is ひつじ数え歌　－睡眠アプリ－ free?

ひつじ数え歌　－睡眠アプリ－ is free to download, with no in-app purchases.

### Is Sleep Haven free?

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

### Do ひつじ数え歌　－睡眠アプリ－ or Sleep Haven have ads?

Neither ひつじ数え歌　－睡眠アプリ－ nor Sleep Haven shows ads.

### Which is updated more often, ひつじ数え歌　－睡眠アプリ－ or Sleep Haven?

ひつじ数え歌　－睡眠アプリ－ ships an update every 3 months, and Sleep Haven every 3 days. Most recently, ひつじ数え歌　－睡眠アプリ－ was updated on November 1, 2026 and Sleep Haven on October 27, 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.*