# Smog Report vs Smog Detect

The clearest difference is in-app purchases: Smog Detect at none against Smog Report's 4. Smog Detect also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Smog Report sells 4 one-off in-app purchases. Smog Detect asks for nothing beyond the download.

Smog Report ships an update weekly, Smog Detect every 2 weeks. The most recent releases landed on November 1, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Smog Report | Smog Detect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/smog-report/id607748201/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 47.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 17 MB | 3 MB |
| Requires iOS | 26.4 | **26.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Embay, LLC](https://appshunter.io/developer/1730783354) | [ANTONIN PAVLIK](https://appshunter.io/developer/1872492381) |

## What reviewers say

### Smog Report

[App page](https://appshunter.io/ios/app/smog-report/id607748201)

Monitor global air quality with real-time AQI data and forecasts. The app uses on-device AI for plain-English assessments and personalized tips, with visual cues reflecting current conditions. It offers extensive language support and privacy-focused processing.

**Highlights:** Real-time AQI for current location, On-device AI for daily assessments and tips, 5-day pollutant forecast, Live Activity alerts, Historical trend charts, Widgets for Home/Lock Screen, Apple Watch app

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fresh Air | $0.99 | one-time |
| Clear Skies | $2.99 | one-time |
| Perfect Day | $4.99 | one-time |
| Clean Air Hero | $9.99 | one-time |


### Smog Detect

[App page](https://appshunter.io/ios/app/smog-detect/id6758353585)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smog Report free?

Smog Report is free to download, with in-app purchases available.

### Is Smog Detect free?

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

### Do Smog Report or Smog Detect have ads?

Smog Report shows ads; Smog Detect does not.

### Which is updated more often, Smog Report or Smog Detect?

Smog Report ships an update weekly, and Smog Detect every 2 weeks. Most recently, Smog Report was updated on November 1, 2026 and Smog Detect on October 28, 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.*