# AirQualityMeter vs Pollen Shield

The clearest difference is ads: Pollen Shield at none against AirQualityMeter's shown. Pollen Shield also leads on update cadence (every 8 days vs every 6 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

AirQualityMeter ships an update every 6 months, Pollen Shield every 8 days. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | AirQualityMeter | Pollen Shield |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 8 days** |
| Monetization | Ad-supported | — |
| Size | 10 MB | 2 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Yuta Endo](https://appshunter.io/developer/1621719139) | [playpark](https://appshunter.io/developer/1679691371) |

## What reviewers say

### AirQualityMeter

[App page](https://appshunter.io/ios/app/airqualitymeter/id1660451275)

This app provides real-time air quality measurements and forecasts up to 24 hours in advance. It helps users manage their physical condition and prepare for allergies by notifying them of pollutants like PM2.5 and PM10. Location services enable automatic weather data acquisition for your current area.

**Highlights:** Real-time air pollutant notifications (PM2.5, PM10), 24-hour air pollution level forecast, Global coverage, Automatic location-based weather data, Allergy countermeasure information

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

**In-app purchases:** none


### Pollen Shield

[App page](https://appshunter.io/ios/app/pollen-shield/id6762162698)

**In-app purchases:** none


## Frequently asked questions

### Is AirQualityMeter free?

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

### Is Pollen Shield free?

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

### Do AirQualityMeter or Pollen Shield have ads?

AirQualityMeter shows ads; Pollen Shield does not.

### Which is updated more often, AirQualityMeter or Pollen Shield?

AirQualityMeter ships an update every 6 months, and Pollen Shield every 8 days. Most recently, AirQualityMeter was updated on October 24, 2026 and Pollen Shield on October 14, 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.*