# 慧安睡 vs 左管家服务端

The clearest difference is in-app purchases: 左管家服务端 at none against 慧安睡's 8. 慧安睡's advantage is iOS requirement (9.0 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 慧安睡 sells 8 one-off in-app purchases. 左管家服务端 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 慧安睡 | 左管家服务端 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Size | 43 MB | 27 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [北京慧安睡教育科技有限公司](https://appshunter.io/developer/1433179508) | [左管家(上海)智能科技有限公司](https://appshunter.io/developer/1551936626) |

## What reviewers say

### 慧安睡

[App page](https://appshunter.io/ios/app/id1433179509)

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 慧安睡会员服务7天 | $3.99 | one-time |
| 慧安睡会员服务14天 | $6.99 | one-time |
| 慧安睡会员服务30天 | $12.99 | one-time |
| 咨询师咨询费用 | $19.99 | one-time |
| 慧安睡会员服务90天 | $29.99 | one-time |
| 慧安睡会员服务180天 | $49.99 | one-time |
| 慧安睡会员服务270天 | $59.99 | one-time |
| 慧安睡会员服务360天 | $69.99 | one-time |


### 左管家服务端

[App page](https://appshunter.io/ios/app/id6450456539)

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

**In-app purchases:** none


## Frequently asked questions

### Is 慧安睡 free?

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

### Is 左管家服务端 free?

左管家服务端 is free to download, with no in-app purchases.

### Do 慧安睡 or 左管家服务端 have ads?

Neither 慧安睡 nor 左管家服务端 shows ads.

### Which is updated more often, 慧安睡 or 左管家服务端?

慧安睡 ships an update monthly, and 左管家服务端 monthly. Most recently, 慧安睡 was updated on October 26, 2026 and 左管家服务端 on October 30, 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.*