# 環境即時通 vs KNY地震速報

The clearest difference is rating: KNY地震速報 at 4.9 against 環境即時通's 3.6. KNY地震速報 also leads on update cadence (weekly vs every 2 months). 環境即時通's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, review sentiment, ratings volume and in-app purchases there is nothing between them.

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

KNY地震速報 holds the better App Store score, 4.9 against 3.6. Both are backed by a comparable volume of ratings — 7 and 8 respectively. Written reviews point the same way: 50% of 環境即時通's written reviews are positive against 57% of KNY地震速報's.

環境即時通 ships an update every 2 months, KNY地震速報 weekly. The most recent releases landed on October 23, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 環境即時通 | KNY地震速報 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (7 ratings)](https://appshunter.io/ios/app/id585493633/reviews) | **[4.9 (8 ratings)](https://appshunter.io/ios/app/kny/id6503194936/reviews)** |
| Number of ratings | 7 | **8** |
| Positive reviews | 50.0% of reviews | **56.9% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | **Free** | Ad-supported |
| Size | 73 MB | 37 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Environmental Protection Administration, Executive Yuan R.O.C. Taiwan](https://appshunter.io/developer/553766923) | [KNY CORPORATION](https://appshunter.io/developer/467005230) |

## What reviewers say

### 環境即時通

[App page](https://appshunter.io/ios/app/id585493633)

Access real-time environmental data including air quality, UV index, weather, river water quality, and disaster alerts. Customize alerts for your favorite locations and share air quality observations.

**Highlights:** Real-time air quality monitoring, UV index and weather forecasts, River water quality data, Flood and debris flow alerts, Customizable location alerts, Air quality mood sharing

**Features:** macOS Compatibility

**In-app purchases:** none


### KNY地震速報

[App page](https://appshunter.io/ios/app/kny/id6503194936)

This app provides exclusive countdown earthquake alerts, notifying you seconds to tens of seconds before seismic waves arrive. It aims to give you crucial time for disaster preparedness and response.

**Highlights:** Exclusive countdown alerts, Rapid earthquake notification, Pre-warning time for response, Disaster preparedness tool, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 環境即時通 free?

環境即時通 is free to download, with no in-app purchases.

### Is KNY地震速報 free?

KNY地震速報 is free to download, with no in-app purchases.

### Which has better reviews, 環境即時通 or KNY地震速報?

KNY地震速報 is rated higher. 環境即時通 averages 3.6 out of 5 from 7 ratings, while KNY地震速報 averages 4.9 from 8 ratings.

### Do 環境即時通 or KNY地震速報 have ads?

KNY地震速報 shows ads; 環境即時通 does not.

### Which is updated more often, 環境即時通 or KNY地震速報?

環境即時通 ships an update every 2 months, and KNY地震速報 weekly. Most recently, 環境即時通 was updated on October 23, 2026 and KNY地震速報 on October 27, 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.*