# 轻音助眠 vs factory manager

The clearest difference is iOS requirement: 轻音助眠 at 12.0 against factory manager's 14.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on October 15, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 轻音助眠 | factory manager |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/id6470928527/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 days | Every 4 days |
| Size | 21 MB | 52 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [上海慧句信息科技有限公司](https://appshunter.io/developer/1714460261) | [贝贝 聂](https://appshunter.io/developer/1805765665) |

## What reviewers say

### 轻音助眠

[App page](https://appshunter.io/ios/app/id6470928527)

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

**In-app purchases:** none


### factory manager

[App page](https://appshunter.io/ios/app/factory-manager/id6744555812)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 轻音助眠 free?

轻音助眠 is free to download, with no in-app purchases.

### Is factory manager free?

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

### Do 轻音助眠 or factory manager have ads?

Neither 轻音助眠 nor factory manager shows ads.

### Which is updated more often, 轻音助眠 or factory manager?

轻音助眠 ships an update every 4 days, and factory manager every 4 days. Most recently, 轻音助眠 was updated on October 15, 2026 and factory manager on October 8, 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.*