# WNoise vs 观自在

The clearest difference is update cadence: 观自在 at monthly against WNoise's every 3 months. WNoise's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. WNoise sells 3 in-app purchases, starting at $0.99 per month and 观自在 sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

WNoise ships an update every 3 months, 观自在 monthly. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | WNoise | 观自在 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 67 MB | 57 MB |
| Requires iOS | **16** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ChaoYuan Zheng](https://appshunter.io/developer/1844520663) | [亚斌 苏](https://appshunter.io/developer/1798727227) |

## What reviewers say

### WNoise

[App page](https://appshunter.io/ios/app/wnoise/id6753700979)

This app offers a rich library of natural sounds and custom audio uploads to create personalized soundscapes for relaxation, focus, and improved sleep. Manage your favorite mixes, sync them across devices, and use the sleep timer for a peaceful experience.

**Highlights:** Extensive natural sound library, Custom audio uploads, Personalized sound mix management, Cross-device cloud sync, Automatic sleep timer, Independent volume control

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| 3 Months | $2.99 | per 3 months |
| 1 Year | $7.99 | per year |


### 观自在

[App page](https://appshunter.io/ios/app/id6755081408)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 一念清净 | $1.99 | per month |
| 一期一会 | $6.99 | per year |
| 法喜常在 | $9.99 | one-time |


## Frequently asked questions

### Is WNoise free?

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

### Is 观自在 free?

观自在 is free to download, with in-app purchases available.

### Do WNoise or 观自在 have ads?

Neither WNoise nor 观自在 shows ads.

### Which is updated more often, WNoise or 观自在?

WNoise ships an update every 3 months, and 观自在 monthly. Most recently, WNoise was updated on October 15, 2026 and 观自在 on October 24, 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.*