# 小睡眠 vs 流静

The clearest difference is review sentiment: 小睡眠 at 76% against 流静's 0%. 小睡眠 also leads on device support (4 vs 2). 流静's advantage is in-app purchases (none vs 28) and iOS requirement (12.0 vs 15). On price, update cadence, ads and monetization model there is nothing between them.

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

小睡眠 ships an update every 2 weeks, 流静 weekly. The most recent releases landed on September 28, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | 小睡眠 | 流静 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (633 ratings)](https://appshunter.io/ios/app/hrv/id1194338569/reviews)** | — |
| Number of ratings | **633** | — |
| Positive reviews | **75.6% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 448 MB | 156 MB |
| Requires iOS | 15 | **12.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Heartide Inc.](https://appshunter.io/developer/990620907) | [Wuxi fanyue information consulting co., ltd](https://appshunter.io/developer/1705604363) |

## What reviewers say

### 小睡眠

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

**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


### 流静

[App page](https://appshunter.io/ios/app/id6464159165)

This app offers guided meditation, sleep aids, and white noise to help users manage stress, improve focus, and enhance emotional well-being. It provides a variety of audio content, including breathing exercises, nature sounds, and sleep stories, designed to promote inner peace and a healthier lifestyle.

**Highlights:** Guided meditation sessions, Sleep stories and white noise, Stress and anxiety relief, Focus and concentration improvement, Emotional management tools, Breathing exercises, Nature sounds and ambient music

**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 流静 free?

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

### Do 小睡眠 or 流静 have ads?

Both 小睡眠 and 流静 show ads.

### Which is updated more often, 小睡眠 or 流静?

小睡眠 ships an update every 2 weeks, and 流静 weekly. Most recently, 小睡眠 was updated on September 28, 2026 and 流静 on September 17, 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.*