# ThaiWater  รู้น้ำ รู้อากาศ vs เช็คฝุ่น

The clearest difference is rating: ThaiWater  รู้น้ำ รู้อากาศ at 4.0 against เช็คฝุ่น's 1.0. ThaiWater  รู้น้ำ รู้อากาศ also leads on update cadence (weekly vs every 3 weeks) and review sentiment (50% vs 38%). 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.

ThaiWater  รู้น้ำ รู้อากาศ holds the better App Store score, 4.0 against 1.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 50% of ThaiWater  รู้น้ำ รู้อากาศ's written reviews are positive against 38% of เช็คฝุ่น's.

ThaiWater  รู้น้ำ รู้อากาศ ships an update weekly, เช็คฝุ่น every 3 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | ThaiWater  รู้น้ำ รู้อากาศ | เช็คฝุ่น |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/thaiwater/id1097487200/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/id1591356571/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | **50.0% of reviews** | 37.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free | — |
| Size | 83 MB | 58 MB |
| Requires iOS | **15.4** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hydro Informatics Institute](https://appshunter.io/developer/1741701510) | [GISTDA](https://appshunter.io/developer/1046208414) |

## What reviewers say

### ThaiWater  รู้น้ำ รู้อากาศ

[App page](https://appshunter.io/ios/app/thaiwater/id1097487200)

This app provides detailed water and weather information, including rainfall forecasts, flood and drought monitoring, and air quality data. It offers general and expert modes to suit various user needs, from daily planning to professional resource management.

**Highlights:** Rainfall forecasts, Flood and drought monitoring, Live CCTV monitoring, PM2.5 air quality, Disaster alerts, Location-based weather

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

**In-app purchases:** none


### เช็คฝุ่น

[App page](https://appshunter.io/ios/app/id1591356571)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ThaiWater  รู้น้ำ รู้อากาศ free?

ThaiWater  รู้น้ำ รู้อากาศ is free to download, with no in-app purchases.

### Is เช็คฝุ่น free?

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

### Which has better reviews, ThaiWater  รู้น้ำ รู้อากาศ or เช็คฝุ่น?

ThaiWater  รู้น้ำ รู้อากาศ is rated higher. ThaiWater  รู้น้ำ รู้อากาศ averages 4.0 out of 5 from 4 ratings, while เช็คฝุ่น averages 1.0 from 1 ratings.

### Do ThaiWater  รู้น้ำ รู้อากาศ or เช็คฝุ่น have ads?

Neither ThaiWater  รู้น้ำ รู้อากาศ nor เช็คฝุ่น shows ads.

### Which is updated more often, ThaiWater  รู้น้ำ รู้อากาศ or เช็คฝุ่น?

ThaiWater  รู้น้ำ รู้อากาศ ships an update weekly, and เช็คฝุ่น every 3 weeks. Most recently, ThaiWater  รู้น้ำ รู้อากาศ was updated on November 2, 2026 and เช็คฝุ่น on November 3, 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.*