# 羚号工厂 vs Sayee

The clearest difference is update cadence: 羚号工厂 at every 3 weeks against Sayee's every 2 months. 羚号工厂 also leads on iOS requirement (12.0 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.

羚号工厂 ships an update every 3 weeks, Sayee every 2 months. The most recent releases landed on October 25, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 羚号工厂 | Sayee |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 84 MB | 8 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Lead Digital Co., Ltd](https://appshunter.io/developer/1599998201) | [玥 熊](https://appshunter.io/developer/6780204409) |

## What reviewers say

### 羚号工厂

[App page](https://appshunter.io/ios/app/id1606277626)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sayee

[App page](https://appshunter.io/ios/app/sayee/id6780341993)

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

**In-app purchases:** none


## Frequently asked questions

### Is 羚号工厂 free?

羚号工厂 is free to download, with no in-app purchases.

### Is Sayee free?

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

### Do 羚号工厂 or Sayee have ads?

Neither 羚号工厂 nor Sayee shows ads.

### Which is updated more often, 羚号工厂 or Sayee?

羚号工厂 ships an update every 3 weeks, and Sayee every 2 months. Most recently, 羚号工厂 was updated on October 25, 2026 and Sayee on October 7, 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.*