# PM2.5と黄砂の予測 大気汚染予報 vs Snore Diary

The clearest difference is in-app purchases: PM2.5と黄砂の予測 大気汚染予報 at none against Snore Diary's 2. PM2.5と黄砂の予測 大気汚染予報 also leads on iOS requirement (15.0 vs 17.0). Snore Diary's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Snore Diary sells 2 in-app purchases, starting at $14.99 per year. PM2.5と黄砂の予測 大気汚染予報 asks for nothing beyond the download.

## The numbers

| Metric | PM2.5と黄砂の予測 大気汚染予報 | Snore Diary |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 48.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | — |
| Monetization | Ad-supported | — |
| Size | 11 MB | 13 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Noriki Fujiwara](https://appshunter.io/developer/631049883) | [德明 杨](https://appshunter.io/developer/1630281265) |

## What reviewers say

### PM2.5と黄砂の予測 大気汚染予報

[App page](https://appshunter.io/ios/app/pm25/id631049880)

This app displays air quality forecasts for PM2.5 and yellow dust, presented in a weather forecast style by prefecture. It also provides real-time data from the Ministry of the Environment's "Soramame-kun" system. Visual indicators show air quality levels from clean to alert.

**Highlights:** PM2.5 and yellow dust forecasts, Prefecture-based weather forecast style, Real-time data from Soramame-kun, Visual air quality indicators, Clean to alert level display

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

**In-app purchases:** none


### Snore Diary

[App page](https://appshunter.io/ios/app/snore-diary/id6793766376)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Pro | $14.99 | per year |
| Lifetime Pro | $39.99 | one-time |


## Frequently asked questions

### Is PM2.5と黄砂の予測 大気汚染予報 free?

PM2.5と黄砂の予測 大気汚染予報 is free to download, with no in-app purchases.

### Is Snore Diary free?

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

### Do PM2.5と黄砂の予測 大気汚染予報 or Snore Diary have ads?

PM2.5と黄砂の予測 大気汚染予報 shows ads; Snore Diary does not.

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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.*