# 小睡眠 vs 米斐AI智选系统

The clearest difference is in-app purchases: 米斐AI智选系统 at none against 小睡眠's 28. 米斐AI智选系统 also leads on ads (none vs shown) and iOS requirement (12.0 vs 15). 小睡眠's advantage is update cadence (every 9 days vs every 11 months) and device support (4 vs 1). On price there is nothing between them.

Both are free to download. 小睡眠 sells 24 in-app purchases, starting at $0.99 per month. 米斐AI智选系统 asks for nothing beyond the download.

小睡眠 ships an update every 9 days, 米斐AI智选系统 every 11 months. The most recent releases landed on October 29, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | 小睡眠 | 米斐AI智选系统 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (642 ratings)](https://appshunter.io/ios/app/id1194338569/reviews)** | — |
| Number of ratings | **642** | — |
| Positive reviews | 75.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Every 11 months |
| Monetization | Freemium | — |
| Size | 459 MB | 93 MB |
| Requires iOS | 15 | **12.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Heartide Inc.](https://appshunter.io/developer/990620907) | [Shenzhen Yunzhimian Technology Co., Ltd](https://appshunter.io/developer/1457932494) |

## What reviewers say

### 小睡眠

[App page](https://appshunter.io/ios/app/id1194338569)

This app offers a comprehensive suite of tools to improve sleep quality. It features a vast library of soothing sounds, guided meditations, sleep stories, and advanced sleep tracking. It also includes smart alarms and digital therapy programs to help users fall asleep faster and wake up refreshed.

**Highlights:** Extensive sound library (white noise, ASMR, nature sounds), Guided meditations and sleep stories, Advanced sleep tracking (dream recording, snoring detection), Smart, gentle alarm clock, Digital therapy for insomnia (CBT-I), Wearable app for HRV and heart rate analysis

**Features:** macOS Compatibility, Siri integration, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (24)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包月声音卡 | $0.99 | per month |
| Continuous Monthly VIP | $2.99 | per month |
| Continuous Monthly VIP | $3.49 | per month |
| 声音卡连续包年 | $13.49 | per year |
| Continuous Year VIP | $29.99 | per year |
| Continuous Year VIP | $29.99 | per year |
| Purchase sleep coins (price 8) | $0.99 | one-time |
| Purchase sleep coins (6) | $0.99 | one-time |
| Purchase sleep coins(10） | $0.99 | one-time |
| Purchase sleep coins(9） | $0.99 | one-time |
| Purchase sleep coins(price 18) | $2.99 | one-time |
| Purchase sleep coins(20） | $2.99 | one-time |
| 1-Mon VIP | $3.99 | one-time |
| Purchase sleep coins (30) | $3.99 | one-time |
| Purchase sleep coins(price 60) | $8.99 | one-time |
| Purchase sleep coins(price 88) | $12.99 | one-time |
| Purchase sleep coins(118) | $17.99 | one-time |
| Purchase sleep coins(134) | $19.99 | one-time |
| Purchase sleep coins(138) | $19.99 | one-time |
| Purchase sleep coins(131) | $19.99 | one-time |
| Purchase sleep coins(163) | $22.99 | one-time |
| Purchase sleep coins(188) | $29.99 | one-time |
| 12-Mon VIP | $39.99 | one-time |
| 购买睡贝 (价格698) | $99.99 | one-time |

**What reviewers like**

- 👍 Variety of sounds
- 💤 Helpful for sleep
- 🎨 Appealing interface
- 🆓 Mostly free content

**What reviewers complain about**

- 🐛 Frequent crashes
- 🔌 Drains battery
- 🤔 Confusing navigation
- 💰 Aggressive monetization

**Reported bugs**

- Alarm clock not working
- Sounds fail to load
- Language settings reset

**Requested features**

- Offline sound downloads
- Landscape mode for tablets
- Multi-language support
- Customizable playlists


### 米斐AI智选系统

[App page](https://appshunter.io/ios/app/ai/id1669687229)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 小睡眠 free?

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

### Is 米斐AI智选系统 free?

米斐AI智选系统 is free to download, with no in-app purchases.

### Do 小睡眠 or 米斐AI智选系统 have ads?

小睡眠 shows ads; 米斐AI智选系统 does not.

### Which is updated more often, 小睡眠 or 米斐AI智选系统?

小睡眠 ships an update every 9 days, and 米斐AI智选系统 every 11 months. Most recently, 小睡眠 was updated on October 29, 2026 and 米斐AI智选系统 on October 19, 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.*