# 金牛运维 vs 设备E维保

The clearest difference is in-app purchases: 金牛运维 at none against 设备E维保's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 设备E维保 sells 3 in-app purchases, starting at $154.99 per year. 金牛运维 asks for nothing beyond the download.

金牛运维 ships an update every 2 weeks, 设备E维保 fortnightly. The most recent releases landed on September 9, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 金牛运维 | 设备E维保 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 52 MB | 26 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yancheng Jinkun Energy Saving Technology Co., Ltd.](https://appshunter.io/developer/1261669731) | [Suzhou Dingle Information Technology Co., Ltd.](https://appshunter.io/developer/1575840247) |

## What reviewers say

### 金牛运维

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

**Features:** macOS Compatibility

**In-app purchases:** none


### 设备E维保

[App page](https://appshunter.io/ios/app/e/id1616118081)

This app digitizes equipment management for various industries, streamlining daily checks, inspections, maintenance, and repairs. It offers features for spare parts management and multi-user collaboration across different devices.

**Highlights:** Paperless equipment management, Daily checks and inspections, Repair and maintenance tracking, Spare parts inventory management, Multi-user and multi-device support, Customizable templates, QR code scanning for operations

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 5个账号 | $154.99 | per year |
| 20个账号 | $299.99 | per year |
| 50个账号 | $599.99 | per year |


## Frequently asked questions

### Is 金牛运维 free?

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

### Is 设备E维保 free?

设备E维保 is free to download, with in-app purchases available.

### Do 金牛运维 or 设备E维保 have ads?

Neither 金牛运维 nor 设备E维保 shows ads.

### Which is updated more often, 金牛运维 or 设备E维保?

金牛运维 ships an update every 2 weeks, and 设备E维保 fortnightly. Most recently, 金牛运维 was updated on September 9, 2026 and 设备E维保 on September 21, 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.*