# 智慧工地大脑 vs 联投U建

The clearest difference is update cadence: 联投U建 at every 4 months against 智慧工地大脑's every 17 months. 联投U建 also leads on device support. On price, in-app purchases and iOS requirement there is nothing between them.

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

智慧工地大脑 ships an update every 17 months, 联投U建 every 4 months. The most recent releases landed on September 14, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | 智慧工地大脑 | 联投U建 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 17 months | **Every 4 months** |
| Size | 92 MB | 93 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [淑晶 叶](https://appshunter.io/developer/1708916309) | [WUHAN UNITED INVESTMENTS AND PROPERTIES CO.,LTD](https://appshunter.io/developer/1746626284) |

## What reviewers say

### 智慧工地大脑

[App page](https://appshunter.io/ios/app/id6467719159)

**In-app purchases:** none


### 联投U建

[App page](https://appshunter.io/ios/app/u/id6502741560)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 智慧工地大脑 free?

智慧工地大脑 is free to download, with no in-app purchases.

### Is 联投U建 free?

联投U建 is free to download, with no in-app purchases.

### Which is updated more often, 智慧工地大脑 or 联投U建?

智慧工地大脑 ships an update every 17 months, and 联投U建 every 4 months. Most recently, 智慧工地大脑 was updated on September 14, 2026 and 联投U建 on September 8, 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.*