# 雲谷茶時器 vs GiA Smart Controller

The clearest difference is update cadence: GiA Smart Controller at every 2 months against 雲谷茶時器's every 27 months. GiA Smart Controller also leads on iOS requirement (10.0 vs 15.6). 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.

雲谷茶時器 ships an update every 27 months, GiA Smart Controller every 2 months. The most recent releases landed on October 11, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 雲谷茶時器 | GiA Smart Controller |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 12 MB | 72 MB |
| Requires iOS | 15.6 | **10.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [台灣雲谷茶葉有限公司](https://appshunter.io/developer/1324451570) | [欣寶智慧環境股份有限公司](https://appshunter.io/developer/1407153417) |

## What reviewers say

### 雲谷茶時器

[App page](https://appshunter.io/ios/app/id1324451571)

**Features:** macOS Compatibility

**In-app purchases:** none


### GiA Smart Controller

[App page](https://appshunter.io/ios/app/gia-smart-controller/id1407153418)

Monitor indoor air quality in real-time and control air purification devices remotely. Detects a wide range of pollutants including PM2.5, CO2, and VOCs. Manage multiple devices from anywhere with an internet connection.

**Highlights:** Comprehensive air quality detection, Real-time monitoring, Remote control of purification devices, Multi-machine management, Detects PM2.5, CO2, VOCs, and more

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 雲谷茶時器 free?

雲谷茶時器 is free to download, with no in-app purchases.

### Is GiA Smart Controller free?

GiA Smart Controller is free to download, with no in-app purchases.

### Do 雲谷茶時器 or GiA Smart Controller have ads?

Neither 雲谷茶時器 nor GiA Smart Controller shows ads.

### Which is updated more often, 雲谷茶時器 or GiA Smart Controller?

雲谷茶時器 ships an update every 27 months, and GiA Smart Controller every 2 months. Most recently, 雲谷茶時器 was updated on October 11, 2026 and GiA Smart Controller on October 24, 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.*