# インフルエンザ予報計 vs 福岡県PM2.5・大気環境速報

インフルエンザ予報計 and 福岡県PM2.5・大気環境速報 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

インフルエンザ予報計 ships an update every 5 months, 福岡県PM2.5・大気環境速報 every 7 months. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | インフルエンザ予報計 | 福岡県PM2.5・大気環境速報 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 5 months** | Every 7 months |
| Size | 8 MB | 13 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Takahiro Izaki](https://appshunter.io/developer/511591595) | [NISHI TAKASHI](https://appshunter.io/developer/837194947) |

## What reviewers say

### インフルエンザ予報計

[App page](https://appshunter.io/ios/app/id733300038)

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

**In-app purchases:** none


### 福岡県PM2.5・大気環境速報

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

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

**In-app purchases:** none


## Frequently asked questions

### Is インフルエンザ予報計 free?

インフルエンザ予報計 is free to download, with no in-app purchases.

### 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.

### Do インフルエンザ予報計 or 福岡県PM2.5・大気環境速報 have ads?

Both インフルエンザ予報計 and 福岡県PM2.5・大気環境速報 show ads.

### Which is updated more often, インフルエンザ予報計 or 福岡県PM2.5・大気環境速報?

インフルエンザ予報計 ships an update every 5 months, and 福岡県PM2.5・大気環境速報 every 7 months. Most recently, インフルエンザ予報計 was updated on November 1, 2026 and 福岡県PM2.5・大気環境速報 on November 6, 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.*