# 金牛运维 vs eTrust1.2

The clearest difference is update cadence: 金牛运维 at every 2 weeks against eTrust1.2'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.

金牛运维 ships an update every 2 weeks, eTrust1.2 every 3 months. The most recent releases landed on September 9, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | 金牛运维 | eTrust1.2 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Size | 52 MB | 61 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Yancheng Jinkun Energy Saving Technology Co., Ltd.](https://appshunter.io/developer/1261669731) | [Beijing Leadsec Technology Co., Ltd](https://appshunter.io/developer/533732872) |

## What reviewers say

### 金牛运维

[App page](https://appshunter.io/ios/app/id1451034389)

**Features:** macOS Compatibility

**In-app purchases:** none


### eTrust1.2

[App page](https://appshunter.io/ios/app/etrust12/id6741753682)

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

**In-app purchases:** none


## Frequently asked questions

### Is 金牛运维 free?

金牛运维 is free to download, with no in-app purchases.

### Is eTrust1.2 free?

eTrust1.2 is free to download, with no in-app purchases.

### Do 金牛运维 or eTrust1.2 have ads?

Neither 金牛运维 nor eTrust1.2 shows ads.

### Which is updated more often, 金牛运维 or eTrust1.2?

金牛运维 ships an update every 2 weeks, and eTrust1.2 every 3 months. Most recently, 金牛运维 was updated on September 9, 2026 and eTrust1.2 on September 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*