# Smog Selfie vs Pollution

The clearest difference is in-app purchases: Smog Selfie at none against Pollution's 10. Smog Selfie also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.6). Pollution's advantage is update cadence (every 3 weeks vs every 6 months) and ratings volume (19 vs 5). On price, rating and device support there is nothing between them.

Both are free to download. Pollution sells 10 in-app purchases, starting at $1.19 per 7 days. Smog Selfie asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Smog Selfie against 4.9 for Pollution. Both are backed by a comparable volume of ratings — 5 and 19 respectively.

Smog Selfie ships an update every 6 months, Pollution every 3 weeks. The most recent releases landed on October 6, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Smog Selfie | Pollution |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/smog-selfie/id1472287164/reviews)** | [4.9 (19 ratings)](https://appshunter.io/ios/app/pollution-pollen-widget/id1609071301/reviews) |
| Number of ratings | 5 | **19** |
| Positive reviews | — | 83.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 64 MB | 144 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Heiko Sacher](https://appshunter.io/developer/1460424964) | [Stolanapp](https://appshunter.io/developer/1833017712) |

## What reviewers say

### Smog Selfie

[App page](https://appshunter.io/ios/app/smog-selfie/id1472287164)

This app uses your location to fetch current air quality data and applies augmented reality face filters that correspond to the pollution levels. It encourages users to be aware of and share the impact of air pollution.

**Highlights:** Real-time air quality index retrieval, Location-based AR face filters, Visualizes pollution impact, Encourages awareness and sharing, Privacy-focused face data handling

**In-app purchases:** none


### Pollution

[App page](https://appshunter.io/ios/app/pollution-pollen-widget/id1609071301)

Track real-time air quality and pollution levels in your area. Get detailed pollutant breakdowns, hourly and multi-day forecasts, and health recommendations to make informed decisions about your environment and well-being.

**Highlights:** Real-time Air Quality Index (AQI), Detailed pollutant breakdown, Hourly and 4-day forecasts, Smart notifications, Health recommendations, User-friendly design

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Umbrella - Premium | $1.19 | per 7 days |
| Umbrella - Premium | $2.19 | per 7 days |
| Air Quality Index - Premium | $2.29 | per month |
| Air Quality Premium Discount | $3.99 | per year |
| Umbrella - Premium | $4.29 | per month |
| Umbrella - Premium | $4.99 | per month |
| Air Quality Index - Premium | $5.69 | per year |
| Umbrella - Premium | $5.69 | per year |
| Air Quality Index - Premium | $11.49 | per year |
| Air Quality Index - Premium | $11.49 | per year |


## Frequently asked questions

### Is Smog Selfie free?

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

### Is Pollution free?

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

### Which has better reviews, Smog Selfie or Pollution?

Smog Selfie is rated higher. Smog Selfie averages 5.0 out of 5 from 5 ratings, while Pollution averages 4.9 from 19 ratings.

### Do Smog Selfie or Pollution have ads?

Pollution shows ads; Smog Selfie does not.

### Which is updated more often, Smog Selfie or Pollution?

Smog Selfie ships an update every 6 months, and Pollution every 3 weeks. Most recently, Smog Selfie was updated on October 6, 2026 and Pollution on October 22, 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.*