# 小睡眠 vs 视频格式转换工厂

The clearest difference is update cadence: 视频格式转换工厂 at daily against 小睡眠's every 2 weeks. 视频格式转换工厂 also leads on review sentiment (100% vs 76%) and rating (4.9 vs 4.7). 小睡眠's advantage is ratings volume (633 vs 17) and device support (4 vs 2). On price, ads, in-app purchases 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 and 视频格式转换工厂 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

视频格式转换工厂 holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: 小睡眠 has 633 ratings behind it against 17, so its average is the more settled of the two. Written reviews point the same way: 76% of 小睡眠's written reviews are positive against 100% of 视频格式转换工厂's.

小睡眠 ships an update every 2 weeks, 视频格式转换工厂 daily. The most recent releases landed on September 23, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 小睡眠 | 视频格式转换工厂 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (633 ratings)](https://appshunter.io/ios/app/hrv/id1194338569/reviews) | **[4.9 (17 ratings)](https://appshunter.io/ios/app/id6444910814/reviews)** |
| Number of ratings | **633** | 17 |
| Positive reviews | 75.6% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 448 MB | 37 MB |
| Requires iOS | 15 | **14.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Heartide Inc.](https://appshunter.io/developer/990620907) | [锡和 李](https://appshunter.io/developer/1642963469) |

## 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


### 视频格式转换工厂

[App page](https://appshunter.io/ios/app/id6444910814)

This app is a versatile video and audio converter and file manager. It supports conversion between numerous common formats, allows for audio extraction from videos, and offers audio editing features like trimming and merging.

**Highlights:** Video format conversion, Extract audio from video, Video mute function, Audio format conversion, Audio trimming, Audio merging

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 解锁PRO | $3.99 | one-time |


## Frequently asked questions

### Is 小睡眠 free?

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

### Is 视频格式转换工厂 free?

视频格式转换工厂 is free to download, with in-app purchases available.

### Which has better reviews, 小睡眠 or 视频格式转换工厂?

视频格式转换工厂 is rated higher. 小睡眠 averages 4.7 out of 5 from 633 ratings, while 视频格式转换工厂 averages 4.9 from 17 ratings.

### Do 小睡眠 or 视频格式转换工厂 have ads?

Both 小睡眠 and 视频格式转换工厂 show ads.

### Which is updated more often, 小睡眠 or 视频格式转换工厂?

小睡眠 ships an update every 2 weeks, and 视频格式转换工厂 daily. Most recently, 小睡眠 was updated on September 23, 2026 and 视频格式转换工厂 on September 21, 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.*