# Haze@SG vs Local Haze

The clearest difference is ads: Local Haze at none against Haze@SG's shown. Haze@SG's advantage is rating (5.0 vs 4.6) and update cadence (every 9 days vs every 3 months). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. Haze@SG sells 2 in-app purchases, starting at $0.99 per month and Local Haze sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Haze@SG holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 11 and 32 respectively. Written reviews point the same way: 100% of Haze@SG's written reviews are positive against 79% of Local Haze's.

Haze@SG ships an update every 9 days, Local Haze every 3 months. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Haze@SG | Local Haze |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (11 ratings)](https://appshunter.io/ios/app/hazesg/id663816616/reviews)** | [4.6 (32 ratings)](https://appshunter.io/ios/app/local-haze/id1278998405/reviews) |
| Number of ratings | 11 | **32** |
| Positive reviews | **100.0% of reviews** | 78.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Every 3 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 67 MB | 60 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Hosay Studios](https://appshunter.io/developer/599398754) | [HumanLogic](https://appshunter.io/developer/731784112) |

## What reviewers say

### Haze@SG

[App page](https://appshunter.io/ios/app/hazesg/id663816616)

Quickly check Singapore's air quality with hourly AQI, PM2.5, and 24-hour PSI readings. Understand what the levels mean and receive alerts to stay informed about haze conditions.

**Highlights:** Hourly AQI readings, Hourly PM2.5 levels, 24-hour PSI, Clear indicators, Share haze levels, Alerts

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Haze@SG Pro Monthly | $0.99 | per month |
| Haze@SG Pro Yearly | $12.99 | per year |


### 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 |


## Frequently asked questions

### Is Haze@SG free?

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

### Is Local Haze free?

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

### Which has better reviews, Haze@SG or Local Haze?

Haze@SG is rated higher. Haze@SG averages 5.0 out of 5 from 11 ratings, while Local Haze averages 4.6 from 32 ratings.

### Do Haze@SG or Local Haze have ads?

Haze@SG shows ads; Local Haze does not.

### Which is updated more often, Haze@SG or Local Haze?

Haze@SG ships an update every 9 days, and Local Haze every 3 months. Most recently, Haze@SG was updated on October 29, 2026 and Local Haze on October 24, 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.*