# 云上风电 vs WANJIN ESS

The clearest difference is update cadence: 云上风电 at monthly against WANJIN ESS's every 6 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.

云上风电 ships an update monthly, WANJIN ESS every 6 months. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | 云上风电 | WANJIN ESS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 months |
| Size | 60 MB | 24 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Mailang Technology Co., Ltd](https://appshunter.io/developer/1515643710) | [Anhui Udan Technology Co., Ltd.](https://appshunter.io/developer/1593792520) |

## What reviewers say

### 云上风电

[App page](https://appshunter.io/ios/app/id1601186352)

**Features:** macOS Compatibility

**In-app purchases:** none


### WANJIN ESS

[App page](https://appshunter.io/ios/app/wanjin-ess/id6478657145)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 云上风电 free?

云上风电 is free to download, with no in-app purchases.

### Is WANJIN ESS free?

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

### Do 云上风电 or WANJIN ESS have ads?

Neither 云上风电 nor WANJIN ESS shows ads.

### Which is updated more often, 云上风电 or WANJIN ESS?

云上风电 ships an update monthly, and WANJIN ESS every 6 months. Most recently, 云上风电 was updated on November 7, 2026 and WANJIN ESS on November 4, 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.*