Comparison

AR远程助手 vs Fourth Space

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

第肆空间

About

AR远程助手

Features

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功能介绍：远程音视频通讯——您可以通过应用内的远程音视频通讯能力连接世界各地的朋友，进行音频、视频通话，并在通话中实时标注虚拟标记；三维虚拟标注——您可以通过应用内的三维虚拟标注功能，通过在手机屏幕上的操作，将三维虚拟标记标注在真实世界中，该功能会通过感知和获取真实世界的深度信息，实现三维虚拟标记和真实世界的高精度融合。三维虚拟标注支持更换颜色、放置后移动调整位置等能力；线段标注——您可以通过应用内的线段标注功能，通过在手机屏幕上的操作，将线段标记标注在真实世界中；录屏记录——您可以通过应用内的录屏功能，完成音视频通讯、三维标注完整操作过程的录屏记录，便于之后类似场景操作的便捷展示和指导介绍的过程溯源；

About

Fourth Space

Control your air conditioner remotely with this app. Adjust temperature, fan speed, mode, and power settings for a convenient smart home experience.

Highlights

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

Features

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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

Screenshots

AR远程助手3 screens

Fourth Space4 screens

Verdict

The call

The clearest difference is update cadence: Fourth Space at fortnightly against AR远程助手's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

AR远程助手 ships an update every 2 months, Fourth Space fortnightly. The most recent releases landed on September 13, 2026 and September 3, 2026 respectively.

Scorecard1 real difference · 7 level

AR远程助手 versus Fourth Space: the parameters behind the verdict, then further details
Parameter	AR远程助手	Fourth Space
Price	Free	Free
Positive reviews	—	0.0% of reviews
Update frequency	Every 2 months	Fortnightly — better
Ads	No	No
In-app purchases	No	No
Monetization	—	Free
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	14.0 — better	15.0
Further details — not scored
Size	62 MB	12 MB
Age rating	4+	9+
Developer	Shanghai Lingju Intelligence Technology Co.,Ltd	第肆空间(深圳)创新科技有限公司

In-app purchases

None

AR远程助手

No in-app purchases

None

Fourth Space

No in-app purchases

Questions

Is AR远程助手 free?

AR远程助手 is free to download, with no in-app purchases.

Is Fourth Space free?

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

Do AR远程助手 or Fourth Space have ads?

Neither AR远程助手 nor Fourth Space shows ads.

Which is updated more often, AR远程助手 or Fourth Space?

AR远程助手 ships an update every 2 months, and Fourth Space fortnightly. Most recently, AR远程助手 was updated on September 13, 2026 and Fourth Space on September 3, 2026.