# yunlian vs B2B Direct

The clearest difference is update cadence: B2B Direct at every 9 days against yunlian's every 9 months. B2B Direct also leads on device support. yunlian's advantage is iOS requirement (11.0 vs 15.0). On price and in-app purchases there is nothing between them.

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

yunlian ships an update every 9 months, B2B Direct every 9 days. The most recent releases landed on October 2, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | yunlian | B2B Direct |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 9 months | **Every 9 days** |
| Size | 228 MB | 27 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Guo Xu](https://appshunter.io/developer/1755127001) | [WYNIE HOLDINGS SA](https://appshunter.io/developer/6787020407) |

## What reviewers say

### yunlian

[App page](https://appshunter.io/ios/app/yunlian/id6505098547)

**In-app purchases:** none


### B2B Direct

[App page](https://appshunter.io/ios/app/b2b-direct/id6787020405)

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

**In-app purchases:** none


## Frequently asked questions

### Is yunlian free?

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

### Is B2B Direct free?

B2B Direct is free to download, with no in-app purchases.

### Which is updated more often, yunlian or B2B Direct?

yunlian ships an update every 9 months, and B2B Direct every 9 days. Most recently, yunlian was updated on October 2, 2026 and B2B Direct on October 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.*