# Local Haze vs AirPro AQI

The clearest difference is in-app purchases: AirPro AQI at none against Local Haze's 2. AirPro AQI also leads on rating (5.0 vs 4.6) and update cadence (monthly vs every 3 months). Local Haze's advantage is ratings volume (32 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Local Haze sells 2 in-app purchases, starting at $0.99 per month. AirPro AQI asks for nothing beyond the download.

AirPro AQI holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Local Haze has 32 ratings behind it against 1, so its average is the more settled of the two.

Local Haze ships an update every 3 months, AirPro AQI monthly. Both last shipped on November 3, 2026.

## The numbers

| Metric | Local Haze | AirPro AQI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (32 ratings)](https://appshunter.io/ios/app/local-haze/id1278998405/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/airpro-aqi/id6445855953/reviews)** |
| Number of ratings | **32** | 1 |
| Positive reviews | 78.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 60 MB | 13 MB |
| Requires iOS | 17.6 | **16.1** |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HumanLogic](https://appshunter.io/developer/731784112) | [Paul Dorsey](https://appshunter.io/developer/1240620211) |

## What reviewers say

### Local Haze

[App page](https://appshunter.io/ios/app/local-haze/id1278998405)

This app crowdsources outdoor air quality data from numerous global sensors, providing real-time readings and confidence ratings. It offers at-a-glance information on Apple Watch, phone widgets, and customizable notifications for significant air quality changes.

**Highlights:** Crowdsourced air quality data, Global sensor network, Sensor confidence ratings, Apple Watch integration, Phone widgets, Air quality notifications, EPA AQI display

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access - Monthly | $0.99 | per month |
| All Access - Annual | $9.99 | per year |


### AirPro AQI

[App page](https://appshunter.io/ios/app/airpro-aqi/id6445855953)

This application connects to AirPro hardware to measure and track various particle sizes in the air. It provides detailed air quality data for users concerned about their environment.

**Highlights:** Measures 1um, 2um, 5um, 10um particles, Tracks air quality data, Connects to AirPro hardware, Provides detailed air quality readings

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

**In-app purchases:** none


## Frequently asked questions

### Is Local Haze free?

Local Haze is free to download, with in-app purchases available.

### Is AirPro AQI free?

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

### Which has better reviews, Local Haze or AirPro AQI?

AirPro AQI is rated higher. Local Haze averages 4.6 out of 5 from 32 ratings, while AirPro AQI averages 5.0 from 1 ratings.

### Do Local Haze or AirPro AQI have ads?

Neither Local Haze nor AirPro AQI shows ads.

### Which is updated more often, Local Haze or AirPro AQI?

Local Haze ships an update every 3 months, and AirPro AQI monthly. Most recently, Local Haze was updated on November 3, 2026 and AirPro AQI on November 3, 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.*