# 海川云 vs 德云物联

The clearest difference is iOS requirement: 海川云 at 11.0 against 德云物联's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

海川云 ships an update every 3 months, 德云物联 every 2 months. Both last shipped on October 26, 2026.

## The numbers

| Metric | 海川云 | 德云物联 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 159 MB | 109 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Changsha Haichuan Automation Co., Ltd.](https://appshunter.io/developer/1146351939) | [深圳市德联发科技有限公司](https://appshunter.io/developer/1479846838) |

## What reviewers say

### 海川云

[App page](https://appshunter.io/ios/app/id1146351940)

**In-app purchases:** none


### 德云物联

[App page](https://appshunter.io/ios/app/id1479846839)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 海川云 free?

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

### Is 德云物联 free?

德云物联 is free to download, with no in-app purchases.

### Do 海川云 or 德云物联 have ads?

Neither 海川云 nor 德云物联 shows ads.

### Which is updated more often, 海川云 or 德云物联?

海川云 ships an update every 3 months, and 德云物联 every 2 months. Most recently, 海川云 was updated on October 26, 2026 and 德云物联 on October 26, 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.*