# 真气网 vs 江苏空气质量

The clearest difference is review sentiment: 真气网 at 65% against 江苏空气质量's 33%. 真气网 also leads on iOS requirement (11.0 vs 14.0). 江苏空气质量's advantage is update cadence (every 10 days vs every 2 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.

真气网 ships an update every 2 months, 江苏空气质量 every 10 days. The most recent releases landed on November 2, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 真气网 | 江苏空气质量 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **65.0% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Size | 62 MB | 2 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [真气网](https://appshunter.io/developer/1054853793) | [中科三清科技有限公司](https://appshunter.io/developer/1211590929) |

## What reviewers say

### 真气网

[App page](https://appshunter.io/ios/app/id1059631193)

**Features:** Vision Pro support

**In-app purchases:** none


### 江苏空气质量

[App page](https://appshunter.io/ios/app/id1440697804)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 真气网 free?

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

### Is 江苏空气质量 free?

江苏空气质量 is free to download, with no in-app purchases.

### Do 真气网 or 江苏空气质量 have ads?

Neither 真气网 nor 江苏空气质量 shows ads.

### Which is updated more often, 真气网 or 江苏空气质量?

真气网 ships an update every 2 months, and 江苏空气质量 every 10 days. Most recently, 真气网 was updated on November 2, 2026 and 江苏空气质量 on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*