# 环保设备运维智能管家 vs WANJIN ESS

The clearest difference is update cadence: 环保设备运维智能管家 at fortnightly against WANJIN ESS's every 6 months. 环保设备运维智能管家 also leads on iOS requirement (9.0 vs 12.0). 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.

环保设备运维智能管家 ships an update fortnightly, WANJIN ESS every 6 months. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 环保设备运维智能管家 | WANJIN ESS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 months |
| Size | 59 MB | 24 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [茵谱智能科技(上海)有限公司](https://appshunter.io/developer/1647726919) | [Anhui Udan Technology Co., Ltd.](https://appshunter.io/developer/1593792520) |

## What reviewers say

### 环保设备运维智能管家

[App page](https://appshunter.io/ios/app/id6443842336)

**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 环保设备运维智能管家 free?

环保设备运维智能管家 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 环保设备运维智能管家 or WANJIN ESS have ads?

Neither 环保设备运维智能管家 nor WANJIN ESS shows ads.

### Which is updated more often, 环保设备运维智能管家 or WANJIN ESS?

环保设备运维智能管家 ships an update fortnightly, and WANJIN ESS every 6 months. Most recently, 环保设备运维智能管家 was updated on October 27, 2026 and WANJIN ESS on October 25, 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.*