# i建工 vs 四建智造

The clearest difference is update cadence: 四建智造 at every 3 weeks against i建工's every 2 months. 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.

i建工 ships an update every 2 months, 四建智造 every 3 weeks. The most recent releases landed on June 1, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | i建工 | 四建智造 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/i/id1317762793/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 191 MB | 64 MB |
| Requires iOS | **10.0** | 11.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SHANGHAI CONSTRUCTION ECLOUD TECHNOLOGY CO.,LTD](https://appshunter.io/developer/1233939274) | [Shanghai Construction No.4 (Group) Co., Ltd.](https://appshunter.io/developer/1604686156) |

## What reviewers say

### i建工

[App page](https://appshunter.io/ios/app/i/id1317762793)

This platform enhances employee work efficiency through unified collaboration tools. It streamlines office operations for better productivity.

**Highlights:** Unified collaboration, Enhanced work efficiency, Streamlined office operations, Productivity tools

**Features:** macOS Compatibility

**In-app purchases:** none


### 四建智造

[App page](https://appshunter.io/ios/app/id1604686154)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is i建工 free?

i建工 is free to download, with no in-app purchases.

### Is 四建智造 free?

四建智造 is free to download, with no in-app purchases.

### Do i建工 or 四建智造 have ads?

Neither i建工 nor 四建智造 shows ads.

### Which is updated more often, i建工 or 四建智造?

i建工 ships an update every 2 months, and 四建智造 every 3 weeks. Most recently, i建工 was updated on June 1, 2026 and 四建智造 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.*