# 如眠 vs 渐静

The clearest difference is update cadence: 渐静 at fortnightly against 如眠's every 2 months. 渐静 also leads on iOS requirement (9.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

如眠 ships an update every 2 months, 渐静 fortnightly. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | 如眠 | 渐静 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 22 MB | 94 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Shenzhen Zeen Health Technology Co., Ltd](https://appshunter.io/developer/1591869994) | [上海特霍芬智能科技有限公司](https://appshunter.io/developer/1603583159) |

## What reviewers say

### 如眠

[App page](https://appshunter.io/ios/app/id1587539741)

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

**In-app purchases:** none


### 渐静

[App page](https://appshunter.io/ios/app/id6444197687)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 如眠 free?

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

### Is 渐静 free?

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

### Do 如眠 or 渐静 have ads?

Neither 如眠 nor 渐静 shows ads.

### Which is updated more often, 如眠 or 渐静?

如眠 ships an update every 2 months, and 渐静 fortnightly. Most recently, 如眠 was updated on October 24, 2026 and 渐静 on October 9, 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.*