# IIoT Box vs HMI云监控

The clearest difference is update cadence: IIoT Box at every 5 months against HMI云监控's every 35 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.

IIoT Box ships an update every 5 months, HMI云监控 every 35 months. The most recent releases landed on January 15, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | IIoT Box | HMI云监控 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 35 months |
| Size | 58 MB | 59 MB |
| Requires iOS | **11.2** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Wecon technology co.,Ltd](https://appshunter.io/developer/1044168609) | [志伟 郭](https://appshunter.io/developer/1633168041) |

## What reviewers say

### IIoT Box

[App page](https://appshunter.io/ios/app/iiot-box/id1547572324)

**Features:** macOS Compatibility

**In-app purchases:** none


### HMI云监控

[App page](https://appshunter.io/ios/app/hmi/id1634945850)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IIoT Box free?

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

### Is HMI云监控 free?

HMI云监控 is free to download, with no in-app purchases.

### Do IIoT Box or HMI云监控 have ads?

Neither IIoT Box nor HMI云监控 shows ads.

### Which is updated more often, IIoT Box or HMI云监控?

IIoT Box ships an update every 5 months, and HMI云监控 every 35 months. Most recently, IIoT Box was updated on January 15, 2026 and HMI云监控 on September 16, 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.*