# 云柚 vs 知优眠

The clearest difference is update cadence: 云柚 at every 5 weeks against 知优眠's every 3 months. 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.

云柚 ships an update every 5 weeks, 知优眠 every 3 months. The most recent releases landed on October 2, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | 云柚 | 知优眠 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Size | 102 MB | 23 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FibreT (Shanghai) Smart Technology Co., Ltd.](https://appshunter.io/developer/1479158984) | [Shenzhen EEGSmart Technology Co., Ltd.](https://appshunter.io/developer/1072246018) |

## What reviewers say

### 云柚

[App page](https://appshunter.io/ios/app/app/id1479158985)

**Features:** macOS Compatibility

**In-app purchases:** none


### 知优眠

[App page](https://appshunter.io/ios/app/id1626039670)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 云柚 free?

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

### Is 知优眠 free?

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

### Do 云柚 or 知优眠 have ads?

Neither 云柚 nor 知优眠 shows ads.

### Which is updated more often, 云柚 or 知优眠?

云柚 ships an update every 5 weeks, and 知优眠 every 3 months. Most recently, 云柚 was updated on October 2, 2026 and 知优眠 on October 3, 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.*