# PM2.5と黄砂の予測 大気汚染予報 vs リルック：マインドフルネス瞑想と睡眠導入アプリ

The clearest difference is in-app purchases: PM2.5と黄砂の予測 大気汚染予報 at none against リルック：マインドフルネス瞑想と睡眠導入アプリ's 10. リルック：マインドフルネス瞑想と睡眠導入アプリ's advantage is ads (none vs shown) and update cadence (weekly vs monthly). On price and device support there is nothing between them.

Both are free to download. リルック：マインドフルネス瞑想と睡眠導入アプリ sells 7 in-app purchases, starting at $20.49 per month. PM2.5と黄砂の予測 大気汚染予報 asks for nothing beyond the download.

PM2.5と黄砂の予測 大気汚染予報 ships an update monthly, リルック：マインドフルネス瞑想と睡眠導入アプリ weekly. The most recent releases landed on October 19, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | PM2.5と黄砂の予測 大気汚染予報 | リルック：マインドフルネス瞑想と睡眠導入アプリ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (10 ratings)](https://appshunter.io/ios/app/id1457868792/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | 48.0% of reviews | **64.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 11 MB | 179 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Noriki Fujiwara](https://appshunter.io/developer/631049883) | [Relook, Inc](https://appshunter.io/developer/1457868791) |

## 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


### リルック：マインドフルネス瞑想と睡眠導入アプリ

[App page](https://appshunter.io/ios/app/id1457868792)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Relook 1ヶ月プラン | $20.49 | per month |
| Relook 3ヶ月プラン | $43.99 | per 3 months |
| Relook 1年プラン | $63.99 | per year |
| Relook 1年プラン | $63.99 | per year |
| Relook 1年プラン | $66.99 | per year |
| Relook 1年プラン | $87.99 | per year |
| Relook 1年プラン | $87.99 | per year |


## 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 リルック：マインドフルネス瞑想と睡眠導入アプリ free?

リルック：マインドフルネス瞑想と睡眠導入アプリ 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 リルック：マインドフルネス瞑想と睡眠導入アプリ have ads?

PM2.5と黄砂の予測 大気汚染予報 shows ads; リルック：マインドフルネス瞑想と睡眠導入アプリ does not.

### Which is updated more often, PM2.5と黄砂の予測 大気汚染予報 or リルック：マインドフルネス瞑想と睡眠導入アプリ?

PM2.5と黄砂の予測 大気汚染予報 ships an update monthly, and リルック：マインドフルネス瞑想と睡眠導入アプリ weekly. Most recently, PM2.5と黄砂の予測 大気汚染予報 was updated on October 19, 2026 and リルック：マインドフルネス瞑想と睡眠導入アプリ on October 29, 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.*