# 超低E管家 vs 引物云

The clearest difference is device support: 超低E管家 at 3 against 引物云's —. On price, update cadence, in-app purchases and iOS requirement there is nothing between them.

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

超低E管家 ships an update every 6 weeks, 引物云 every 2 months. The most recent releases landed on September 10, 2026 and May 21, 2026 respectively.

## The numbers

| Metric | 超低E管家 | 引物云 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Size | 122 MB | 32 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [BioMintec Environmental Technology (Shanghai) Co.,Ltd.](https://appshunter.io/developer/1434044343) | [Shenzhen Micro Nature Innovation Technology Co., Ltd.](https://appshunter.io/developer/1136132054) |

## What reviewers say

### 超低E管家

[App page](https://appshunter.io/ios/app/e/id1523268093)

**In-app purchases:** none


### 引物云

[App page](https://appshunter.io/ios/app/id6446393308)

**In-app purchases:** none


## Frequently asked questions

### Is 超低E管家 free?

超低E管家 is free to download, with no in-app purchases.

### Is 引物云 free?

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

### Which is updated more often, 超低E管家 or 引物云?

超低E管家 ships an update every 6 weeks, and 引物云 every 2 months. Most recently, 超低E管家 was updated on September 10, 2026 and 引物云 on May 21, 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.*