# Blue Map vs 粉度

Blue Map and 粉度 are too close to call on the numbers: across 10 compared parameters — price, rating, review sentiment and ratings volume among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

On the App Store both sit at effectively the same score — 5.0 for Blue Map against 5.0 for 粉度. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews are what separate them: 64% of Blue Map's written reviews are positive against 66% of 粉度's.

Blue Map ships an update every 2 weeks, 粉度 every 10 days. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Blue Map | 粉度 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/blue-map/id838211758/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/id6774920957/reviews) |
| Number of ratings | 2 | **3** |
| Positive reviews | 64.5% of reviews | **65.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | Free | Free |
| Size | 127 MB | 6 MB |
| Requires iOS | **15** | 16 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, 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) | [正 姚](https://appshunter.io/developer/1896730115) |

## 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


### 粉度

[App page](https://appshunter.io/ios/app/id6774920957)

This app provides real-time and forecasted pollen concentration data for multiple cities, helping individuals with pollen allergies manage their exposure. It offers detailed local information, including pollen types and risk levels, along with weather and air quality data.

**Highlights:** Real-time pollen concentration data, 7-day pollen forecast, Pollen risk levels, Local pollen type identification, Air quality and weather data, Customizable pollen alerts

**Features:** macOS Compatibility, 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 粉度 free?

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

### Which has better reviews, Blue Map or 粉度?

Blue Map and 粉度 are both rated 5.0 out of 5 on the App Store, from 2 and 3 ratings respectively.

### Do Blue Map or 粉度 have ads?

Neither Blue Map nor 粉度 shows ads.

### Which is updated more often, Blue Map or 粉度?

Blue Map ships an update every 2 weeks, and 粉度 every 10 days. Most recently, Blue Map was updated on November 6, 2026 and 粉度 on November 5, 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.*