# 睡眠精灵 vs 白噪音

The clearest difference is in-app purchases: 白噪音 at none against 睡眠精灵's 3. 睡眠精灵's advantage is iOS requirement (11.0 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 睡眠精灵 sells 3 in-app purchases, starting at $3.49 per month. 白噪音 asks for nothing beyond the download.

睡眠精灵 ships an update every 5 weeks, 白噪音 every 2 months. The most recent releases landed on November 11, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | 睡眠精灵 | 白噪音 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6449446299/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 66 MB | 16 MB |
| Requires iOS | **11.0** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [长沙年余信息科技有限公司](https://appshunter.io/developer/1469330214) | [合肥章玉智能科技有限公司](https://appshunter.io/developer/1189870243) |

## What reviewers say

### 睡眠精灵

[App page](https://appshunter.io/ios/app/id1473217152)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP包月 | $3.49 | per month |
| VIP包季 | $7.99 | per 3 months |
| VIP包年 | $28.99 | per year |


### 白噪音

[App page](https://appshunter.io/ios/app/id6449446299)

Experience the calming sound of rain with realistic recordings from various locations. Customize your experience with weather-synced rain, gradual rain cessation, and layered ambient sounds. Wake up gently with nature sounds and track your listening habits without intrusive data collection.

**Highlights:** Realistic rain recordings, Weather-synced rain intensity, Gradual rain cessation timer, Layered ambient soundscapes, Gentle wake-up alarms, Listening habit tracking, Siri and Shortcuts integration

**Features:** iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is 睡眠精灵 free?

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

### Is 白噪音 free?

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

### Do 睡眠精灵 or 白噪音 have ads?

Neither 睡眠精灵 nor 白噪音 shows ads.

### Which is updated more often, 睡眠精灵 or 白噪音?

睡眠精灵 ships an update every 5 weeks, and 白噪音 every 2 months. Most recently, 睡眠精灵 was updated on November 11, 2026 and 白噪音 on November 7, 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.*