# 蜗牛睡眠 vs 小睡眠

The clearest difference is rating: 小睡眠 at 4.7 against 蜗牛睡眠's 4.1. 小睡眠 also leads on review sentiment (76% vs 58%) and ratings volume (633 vs 202). 蜗牛睡眠's advantage is iOS requirement (13.0 vs 15). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 蜗牛睡眠 sells 13 in-app purchases, starting at $5.99 per month and 小睡眠 sells 24 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

小睡眠 holds the better App Store score, 4.7 against 4.1. Both are backed by a comparable volume of ratings — 202 and 633 respectively. Written reviews point the same way: 58% of 蜗牛睡眠's written reviews are positive against 76% of 小睡眠's.

蜗牛睡眠 ships an update every 3 weeks, 小睡眠 every 2 weeks. The most recent releases landed on September 24, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 蜗牛睡眠 | 小睡眠 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (202 ratings)](https://appshunter.io/ios/app/id1025313530/reviews) | **[4.7 (633 ratings)](https://appshunter.io/ios/app/hrv/id1194338569/reviews)** |
| Number of ratings | 202 | **633** |
| Positive reviews | 57.8% of reviews | **75.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Freemium | Freemium |
| Size | 376 MB | 448 MB |
| Requires iOS | **13.0** | 15 |
| Devices | iPhone, iPad, iPod, Apple Watch | iPhone, iPad, iPod, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [Seblong Technology Co., Ltd.](https://appshunter.io/developer/1019101277) | [Heartide Inc.](https://appshunter.io/developer/990620907) |

## What reviewers say

### 蜗牛睡眠

[App page](https://appshunter.io/ios/app/id1025313530)

This app monitors your sleep patterns, records snoring and other nighttime sounds, and provides insights to improve sleep quality. It offers smart alarms, guided sleep music, and detailed reports without requiring a wearable device.

**Highlights:** AI smart sleep monitoring, Snoring and dream sound recording, Sleep stage analysis, Sleep quality assessment, Snoring severity evaluation, Smart alarm for light sleep, Guided sleep music

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly recurring membership | $5.99 | per month |
| 连续包年会员 | $15.99 | per year |
| Seasonly recurring membership | $16.99 | per 3 months |
| Yearly recurring membership | $29.99 | per year |
| 助眠曲-轻轻的，梦来了 | $0.99 | one-time |
| 缓解焦虑冥想 | $2.99 | one-time |
| 助眠曲-深度睡眠引导练习 | $2.99 | one-time |
| HIFIVE 助眠曲——失眠党：低频纯音 | $4.99 | one-time |
| 沙皮助眠曲——晚安 | $4.99 | one-time |
| 一个月会员 | $5.99 | one-time |
| 1年会员 | $14.99 | one-time |
| 蜗牛睡眠-终身会员 | $39.99 | one-time |
| 蜗牛睡眠-终身会员 | $59.99 | one-time |

**What reviewers like**

- 👍 Good for sleep tracking and analysis
- 🎵 Helpful sleep sounds and music
- 🔍 Accurate sleep detection and recording

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 💰 Aggressive monetization and paywall
- 🌐 Lack of language options beyond Chinese

**Reported bugs**

- Login and registration issues
- Unreliable sleep recording and analysis
- Compatibility problems with newer devices

**Requested features**

- More sleep music and sound options
- Improved sleep data visualization
- Multi-language support


### 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


## Frequently asked questions

### Is 蜗牛睡眠 free?

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

### Is 小睡眠 free?

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

### Which has better reviews, 蜗牛睡眠 or 小睡眠?

小睡眠 is rated higher. 蜗牛睡眠 averages 4.1 out of 5 from 202 ratings, while 小睡眠 averages 4.7 from 633 ratings.

### Do 蜗牛睡眠 or 小睡眠 have ads?

Both 蜗牛睡眠 and 小睡眠 show ads.

### Which is updated more often, 蜗牛睡眠 or 小睡眠?

蜗牛睡眠 ships an update every 3 weeks, and 小睡眠 every 2 weeks. Most recently, 蜗牛睡眠 was updated on September 24, 2026 and 小睡眠 on September 23, 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.*