# 白噪音 vs 句岛

The clearest difference is in-app purchases: 句岛 at none against 白噪音's 3. 句岛 also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 白噪音 sells 3 in-app purchases, starting at $1.99 per month. 句岛 asks for nothing beyond the download.

## The numbers

| Metric | 白噪音 | 句岛 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 8 days | — |
| Size | 93 MB | 56 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [魁鹏 宋](https://appshunter.io/developer/977980685) | [Sichuan Guangnian Zhixu Technology Co., Ltd](https://appshunter.io/developer/1842660406) |

## What reviewers say

### 白噪音

[App page](https://appshunter.io/ios/app/id1629064155)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月会员 | $1.99 | per month |
| 季度会员 | $4.49 | per 3 months |
| 年会员 | $14.49 | per year |


### 句岛

[App page](https://appshunter.io/ios/app/id6756459128)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 白噪音 free?

白噪音 is free to download, with in-app purchases available.

### Is 句岛 free?

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

### Do 白噪音 or 句岛 have ads?

白噪音 shows ads; 句岛 does not.

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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.*