# 福岡県PM2.5・大気環境速報 vs AirQualityMeter

The clearest difference is update cadence: AirQualityMeter at every 3 months against 福岡県PM2.5・大気環境速報's every 7 months. On price, ads, in-app purchases and device support there is nothing between them.

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

福岡県PM2.5・大気環境速報 ships an update every 7 months, AirQualityMeter every 3 months. The most recent releases landed on September 22, 2026 and September 1, 2026 respectively.

## The numbers

| Metric | 福岡県PM2.5・大気環境速報 | AirQualityMeter |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 7 months | **Every 3 months** |
| Monetization | — | Ad-supported |
| Size | 13 MB | 8 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [NISHI TAKASHI](https://appshunter.io/developer/837194947) | [Yuta Endo](https://appshunter.io/developer/1621719139) |

## What reviewers say

### 福岡県PM2.5・大気環境速報

[App page](https://appshunter.io/ios/app/pm25/id1257641427)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is 福岡県PM2.5・大気環境速報 free?

福岡県PM2.5・大気環境速報 is free to download, with no in-app purchases.

### Is AirQualityMeter free?

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

### Do 福岡県PM2.5・大気環境速報 or AirQualityMeter have ads?

Both 福岡県PM2.5・大気環境速報 and AirQualityMeter show ads.

### Which is updated more often, 福岡県PM2.5・大気環境速報 or AirQualityMeter?

福岡県PM2.5・大気環境速報 ships an update every 7 months, and AirQualityMeter every 3 months. Most recently, 福岡県PM2.5・大気環境速報 was updated on September 22, 2026 and AirQualityMeter on September 1, 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.*