# 家信 vs 道道通 企业协同

The clearest difference is update cadence: 家信 at weekly against 道道通 企业协同'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.

家信 ships an update weekly, 道道通 企业协同 every 2 months. The most recent releases landed on September 9, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | 家信 | 道道通 企业协同 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Size | 139 MB | 48 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chengdu Ronghe Xinyuan Technology Co., Ltd](https://appshunter.io/developer/1894528546) | [PrincipleOne Licheng Management Consultant (Shanghai) Co., Ltd.](https://appshunter.io/developer/6792598617) |

## What reviewers say

### 家信

[App page](https://appshunter.io/ios/app/ai/id6762529054)

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

**In-app purchases:** none


### 道道通 企业协同

[App page](https://appshunter.io/ios/app/id6785358897)

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

**In-app purchases:** none


## Frequently asked questions

### Is 家信 free?

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

### Is 道道通 企业协同 free?

道道通 企业协同 is free to download, with no in-app purchases.

### Do 家信 or 道道通 企业协同 have ads?

Neither 家信 nor 道道通 企业协同 shows ads.

### Which is updated more often, 家信 or 道道通 企业协同?

家信 ships an update weekly, and 道道通 企业协同 every 2 months. Most recently, 家信 was updated on September 9, 2026 and 道道通 企业协同 on September 15, 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.*