# 数字城发 vs 中联E家

The clearest difference is update cadence: 数字城发 at every 4 days against 中联E家's every 8 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.

数字城发 ships an update every 4 days, 中联E家 every 8 months. The most recent releases landed on October 2, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | 数字城发 | 中联E家 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 8 months |
| Size | 21 MB | 111 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [长沙数智科技集团有限公司](https://appshunter.io/developer/1466186042) | [Zoomlion Heavy Industry Science and Technology Co., Ltd.](https://appshunter.io/developer/1042192738) |

## What reviewers say

### 数字城发

[App page](https://appshunter.io/ios/app/id1638850779)

**Features:** macOS Compatibility

**In-app purchases:** none


### 中联E家

[App page](https://appshunter.io/ios/app/e/id1660510039)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 数字城发 free?

数字城发 is free to download, with no in-app purchases.

### Is 中联E家 free?

中联E家 is free to download, with no in-app purchases.

### Do 数字城发 or 中联E家 have ads?

Neither 数字城发 nor 中联E家 shows ads.

### Which is updated more often, 数字城发 or 中联E家?

数字城发 ships an update every 4 days, and 中联E家 every 8 months. Most recently, 数字城发 was updated on October 2, 2026 and 中联E家 on October 5, 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.*