# 台灣空氣品質 vs 空氣污染警報

The clearest difference is ads: 台灣空氣品質 at none against 空氣污染警報's shown. 台灣空氣品質 also leads on iOS requirement (8.0 vs 16.1). On price, update cadence, 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.

台灣空氣品質 ships an update every 3 weeks, 空氣污染警報 monthly. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 台灣空氣品質 | 空氣污染警報 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (5 ratings)](https://appshunter.io/ios/app/id6444897109/reviews)** |
| Number of ratings | — | **5** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 19 MB | 55 MB |
| Requires iOS | **8.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [yuan hung Huang](https://appshunter.io/developer/1497812655) | [DoItWell Application Ltd](https://appshunter.io/developer/505381716) |

## What reviewers say

### 台灣空氣品質

[App page](https://appshunter.io/ios/app/id1087261006)

**Features:** macOS Compatibility

**In-app purchases:** none


### 空氣污染警報

[App page](https://appshunter.io/ios/app/id6444897109)

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

**In-app purchases:** none


## Frequently asked questions

### Is 台灣空氣品質 free?

台灣空氣品質 is free to download, with no in-app purchases.

### Is 空氣污染警報 free?

空氣污染警報 is free to download, with no in-app purchases.

### Do 台灣空氣品質 or 空氣污染警報 have ads?

空氣污染警報 shows ads; 台灣空氣品質 does not.

### Which is updated more often, 台灣空氣品質 or 空氣污染警報?

台灣空氣品質 ships an update every 3 weeks, and 空氣污染警報 monthly. Most recently, 台灣空氣品質 was updated on October 7, 2026 and 空氣污染警報 on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*