# Blue Map vs 真气网

The clearest difference is update cadence: Blue Map at every 2 weeks against 真气网's every 2 months. 真气网's advantage is iOS requirement (11.0 vs 15). On price, review sentiment, ads and in-app purchases there is nothing between them.

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

Blue Map ships an update every 2 weeks, 真气网 every 2 months. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Blue Map | 真气网 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/blue-map/id838211758/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 64.5% of reviews | **65.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 127 MB | 62 MB |
| Requires iOS | 15 | **11.0** |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [北京市朝阳区公众环境研究中心](https://appshunter.io/developer/838211761) | [真气网](https://appshunter.io/developer/1054853793) |

## What reviewers say

### Blue Map

[App page](https://appshunter.io/ios/app/blue-map/id838211758)

Access global environmental data, including air and water quality, corporate emissions, and ecological information. Participate in environmental protection by reporting pollution, sharing data, and tracking your low-carbon actions. Visualize environmental conditions with interactive maps and receive AI-driven insights and health alerts.

**Highlights:** Real-time environmental quality data, Corporate emissions and performance tracking, Public pollution reporting and action, Interactive environmental maps, AI-powered data insights, Personalized health and environmental alerts

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### 真气网

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

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Blue Map free?

Blue Map is free to download, with no in-app purchases.

### Is 真气网 free?

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

### Do Blue Map or 真气网 have ads?

Neither Blue Map nor 真气网 shows ads.

### Which is updated more often, Blue Map or 真气网?

Blue Map ships an update every 2 weeks, and 真气网 every 2 months. Most recently, Blue Map was updated on October 16, 2026 and 真气网 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.*