# 牵牛 vs 易维核销

The clearest difference is update cadence: 牵牛 at weekly against 易维核销's fortnightly. 牵牛 also leads on iOS requirement (11.0 vs 15.6). 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.

牵牛 ships an update weekly, 易维核销 fortnightly. Both last shipped on October 30, 2026.

## The numbers

| Metric | 牵牛 | 易维核销 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Size | 127 MB | 89 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Hangzhou Qilie Software Technology Co.,Ltd.](https://appshunter.io/developer/1250103546) | [广西后宫网络科技有限公司](https://appshunter.io/developer/1535749827) |

## What reviewers say

### 牵牛

[App page](https://appshunter.io/ios/app/id1573860642)

**Features:** macOS Compatibility

**In-app purchases:** none


### 易维核销

[App page](https://appshunter.io/ios/app/id1642732913)

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

**In-app purchases:** none


## Frequently asked questions

### Is 牵牛 free?

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

### Is 易维核销 free?

易维核销 is free to download, with no in-app purchases.

### Do 牵牛 or 易维核销 have ads?

Neither 牵牛 nor 易维核销 shows ads.

### Which is updated more often, 牵牛 or 易维核销?

牵牛 ships an update weekly, and 易维核销 fortnightly. Most recently, 牵牛 was updated on October 30, 2026 and 易维核销 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.*