# 海联 vs 易建设

The clearest difference is ads: 易建设 at none against 海联's shown. 易建设 also leads on iOS requirement (9.0 vs 11.0). 海联's advantage is update cadence (every 2 months vs every 5 months). On price, 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.

海联 ships an update every 2 months, 易建设 every 5 months. Both last shipped on October 13, 2026.

## The numbers

| Metric | 海联 | 易建设 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 5 months |
| Size | 94 MB | 74 MB |
| Requires iOS | 11.0 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Unovo Intelligence Technology (Shanghai) Co., Ltd.](https://appshunter.io/developer/1124001817) | [HKRsoft Technology Corporation](https://appshunter.io/developer/1281404427) |

## What reviewers say

### 海联

[App page](https://appshunter.io/ios/app/id1480213477)

**Features:** macOS Compatibility

**In-app purchases:** none


### 易建设

[App page](https://appshunter.io/ios/app/id6448777730)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 海联 free?

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

### Is 易建设 free?

易建设 is free to download, with no in-app purchases.

### Do 海联 or 易建设 have ads?

海联 shows ads; 易建设 does not.

### Which is updated more often, 海联 or 易建设?

海联 ships an update every 2 months, and 易建设 every 5 months. Most recently, 海联 was updated on October 13, 2026 and 易建设 on October 13, 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.*