# MWCS vs 华润EHS

The clearest difference is update cadence: 华润EHS at every 10 days against MWCS's every 4 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.

MWCS ships an update every 4 months, 华润EHS every 10 days. The most recent releases landed on October 1, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | MWCS | 华润EHS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 10 days** |
| Size | 154 MB | 17 MB |
| Requires iOS | **9.0** | 10.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Buildings Department, HKSARG](https://appshunter.io/developer/888159754) | [上海阳关网络信息技术有限公司](https://appshunter.io/developer/1070734051) |

## What reviewers say

### MWCS

[App page](https://appshunter.io/ios/app/mwcs/id888159751)

**Features:** Vision Pro support

**In-app purchases:** none


### 华润EHS

[App page](https://appshunter.io/ios/app/ehs/id1439297753)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MWCS free?

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

### Is 华润EHS free?

华润EHS is free to download, with no in-app purchases.

### Do MWCS or 华润EHS have ads?

Neither MWCS nor 华润EHS shows ads.

### Which is updated more often, MWCS or 华润EHS?

MWCS ships an update every 4 months, and 华润EHS every 10 days. Most recently, MWCS was updated on October 1, 2026 and 华润EHS on September 29, 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.*