# 智慧物联网云助手 vs SIFDC环控

The clearest difference is update cadence: 智慧物联网云助手 at every 4 months against SIFDC环控's every 28 months. SIFDC环控's advantage is iOS requirement (11.0 vs 13.0). 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.

智慧物联网云助手 ships an update every 4 months, SIFDC环控 every 28 months. The most recent releases landed on October 29, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 智慧物联网云助手 | SIFDC环控 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 28 months |
| Size | 166 MB | 42 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [XiaoBo Gao](https://appshunter.io/developer/1514325028) | [释普科技(上海)有限公司](https://appshunter.io/developer/1406216198) |

## What reviewers say

### 智慧物联网云助手

[App page](https://appshunter.io/ios/app/id1514325029)

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

**In-app purchases:** none


### SIFDC环控

[App page](https://appshunter.io/ios/app/sifdc/id1589437294)

**In-app purchases:** none


## Frequently asked questions

### Is 智慧物联网云助手 free?

智慧物联网云助手 is free to download, with no in-app purchases.

### Is SIFDC环控 free?

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

### Do 智慧物联网云助手 or SIFDC环控 have ads?

Neither 智慧物联网云助手 nor SIFDC环控 shows ads.

### Which is updated more often, 智慧物联网云助手 or SIFDC环控?

智慧物联网云助手 ships an update every 4 months, and SIFDC环控 every 28 months. Most recently, 智慧物联网云助手 was updated on October 29, 2026 and SIFDC环控 on November 3, 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.*