# Modii vs 小羊睡眠 Sheepzzz

The clearest difference is in-app purchases: Modii at none against 小羊睡眠 Sheepzzz's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 小羊睡眠 Sheepzzz sells 2 in-app purchases, starting at $9.99 per year. Modii asks for nothing beyond the download.

Modii ships an update every 10 days, 小羊睡眠 Sheepzzz every 9 days. The most recent releases landed on October 9, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Modii | 小羊睡眠 Sheepzzz |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 9 days** |
| Monetization | — | Freemium |
| Size | 3 MB | 9 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [晓伟 庄](https://appshunter.io/developer/1479798494) | [Guangzhou Black Box Network Technology Co., Ltd.](https://appshunter.io/developer/1526609856) |

## What reviewers say

### Modii

[App page](https://appshunter.io/ios/app/modii/id6661028983)

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

**In-app purchases:** none


### 小羊睡眠 Sheepzzz

[App page](https://appshunter.io/ios/app/sheepzzz/id6746643121)

This app combines sleep tracking with a virtual pet养成 system. It uses your sleep data to nurture a virtual sheep, providing insights and personalized recommendations to improve your sleep habits.

**Highlights:** Virtual pet sleep养成, Smart sleep monitoring, Automatic sleep analysis, Intuitive sleep reports, Personalized improvement plans, Gamified sleep habit building

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 年会员 | $9.99 | per year |
| 买断会员 | $14.99 | one-time |


## Frequently asked questions

### Is Modii free?

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

### Is 小羊睡眠 Sheepzzz free?

小羊睡眠 Sheepzzz is free to download, with in-app purchases available.

### Do Modii or 小羊睡眠 Sheepzzz have ads?

Neither Modii nor 小羊睡眠 Sheepzzz shows ads.

### Which is updated more often, Modii or 小羊睡眠 Sheepzzz?

Modii ships an update every 10 days, and 小羊睡眠 Sheepzzz every 9 days. Most recently, Modii was updated on October 9, 2026 and 小羊睡眠 Sheepzzz on October 5, 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.*