# Fourth Space — 第肆空间

> Smart air conditioner remote control for convenient home climate management. (iPhone/iPad app by 第肆空间(深圳)创新科技有限公司.)

- Source: https://appshunter.io/ios/app/fourth-space/id6670521483 (this page in markdown: same URL + `.md`)
- Developer: [第肆空间(深圳)创新科技有限公司](https://appshunter.io/developer/1766639077)
- Category: Utilities
- Price: Free
- Age rating: 9+
- Requires: iOS 15.0 · 12 MB
- Languages: American English, Chinese (Simplified, China)
- Released: 2024-10-13
- Data updated: 2026-09-03
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/fourth-space/id6670521483/reviews.md

## What is Fourth Space?

Use the Fourth Space APP to provide you with a convenient smart control experience.
Through the APP, you can directly remotely control the air conditioner to turn on or off, and adjust the air conditioner's functions, wind speed, mode, temperature and other settings

## Key features

- Remote air conditioner control
- Turn on/off AC
- Adjust temperature
- Set fan speed
- Change operating mode

## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/fourth-space/id6670521483/reviews.md

### 3/5 — App還可以更完善

*2025-06-03, version 2.1.0*

隔壁的Ecoflow app功能多得多，如果硬體許可的話盡量完善功能吧（功率顯示，濕度顯示，滿水提示，切換內循環or排水功能等）

### 3/5 — 暖氣溫度

*2025-02-22, version 1.1*

在暖氣模式下，為什麼溫度不能設定29度以下，只能設定29-32度

## Frequently asked questions about Fourth Space

### What devices does Fourth Space support?

Fourth Space is available for iPhone and iPod devices. It was last updated on December 20, 2025, with version 2.2.0.

### Is Fourth Space free to use?

Yes, Fourth Space is available for free. The app does not feature in-app purchases or advertisements.

### What are the main functions of Fourth Space?

Fourth Space allows users to remotely control their air conditioners. You can turn the unit on or off, and adjust settings like temperature, fan speed, and operating mode.

### What is the age rating for Fourth Space?

Fourth Space has an age rating of 9+, making it suitable for a wide range of users. The app was released on October 13, 2024.

### How often is Fourth Space updated?

The latest version of Fourth Space, 2.2.0, was released on December 20, 2025. This indicates active development and regular updates.

### Does Fourth Space have ads?

No, Fourth Space does not contain advertisements. Users can enjoy a seamless experience without interruptions.

### Can Fourth Space control any air conditioner?

The description indicates it provides smart control for air conditioners, suggesting compatibility with smart AC units. Specific compatibility details are not provided.

## Version history (last 5 releases)

### 2.2.0 — 2025-12-20

Compatible with iOS 26

### 2.1.1 — 2025-06-06

Fix bugs

### 2.1.0 — 2025-05-24

Fix known bugs

### 2.0.0 — 2025-05-14

1. UI upgrade
2. Compatible with S1PRO and S2PRO models
3. Fix known bugs

### 1.1 — 2024-10-13

New app basic information description and privacy policy inquiry

## Apps similar to Fourth Space

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Renogy](https://appshunter.io/ios/app/renogy/id1495327014) | 3.7 (790) | Free | Utilities |
| [airHeaterByBLE](https://appshunter.io/ios/app/airheaterbyble/id1618452682) | 2.3 (76) | Free | Utilities |
| [CAR FRIDGE FREEZER](https://appshunter.io/ios/app/car-fridge-freezer/id1450636764) | 2.5 (89) | Free | Utilities |
| [ICECO](https://appshunter.io/ios/app/iceco/id6451010537) | 1.9 (35) | Free | Utilities |
| [BLUETTI](https://appshunter.io/ios/app/bluetti/id1550568336) | 4.3 (1,433) | Free | Utilities |
| [BougeRV](https://appshunter.io/ios/app/bougerv/id6474293412) | 4.7 (318) | Free | Utilities |

## Related topics

[fourth space](https://appshunter.io/ios/topics/fourth-space) · [frankie yuen](https://appshunter.io/ios/topics/frankie-yuen) · [gaowei yang](https://appshunter.io/ios/topics/gaowei-yang) · [nanagoo](https://appshunter.io/ios/topics/nanagoo) · [zhoubin gashtil](https://appshunter.io/ios/topics/zhoubin-gashtil) · [utcc plus](https://appshunter.io/ios/topics/utcc-plus) · [suzie kang](https://appshunter.io/ios/topics/suzie-kang)

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-03.*