# 环境空气检测 vs Vbot Smart

The clearest difference is update cadence: Vbot Smart at every 6 weeks against 环境空气检测's every 36 months. Vbot Smart also leads on iOS requirement (9.0 vs 11.0). 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.

环境空气检测 ships an update every 36 months, Vbot Smart every 6 weeks. The most recent releases landed on October 19, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | 环境空气检测 | Vbot Smart |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 6 weeks** |
| Size | 36 MB | 24 MB |
| Requires iOS | 11.0 | **9.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [莱靡电子科技(上海)有限公司](https://appshunter.io/developer/1445666432) | [Matsutek Enterprises Co., Ltd.](https://appshunter.io/developer/1453670542) |

## What reviewers say

### 环境空气检测

[App page](https://appshunter.io/ios/app/id1445666433)

**Features:** macOS Compatibility

**In-app purchases:** none


### Vbot Smart

[App page](https://appshunter.io/ios/app/vbot-smart/id1453679845)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 环境空气检测 free?

环境空气检测 is free to download, with no in-app purchases.

### Is Vbot Smart free?

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

### Do 环境空气检测 or Vbot Smart have ads?

Neither 环境空气检测 nor Vbot Smart shows ads.

### Which is updated more often, 环境空气检测 or Vbot Smart?

环境空气检测 ships an update every 36 months, and Vbot Smart every 6 weeks. Most recently, 环境空气检测 was updated on October 19, 2026 and Vbot Smart on October 13, 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.*