# 九牧王B2B vs 易贸星

The clearest difference is in-app purchases: 九牧王B2B at none against 易贸星's 10. 九牧王B2B also leads on iOS requirement (10.0 vs 13.0). 易贸星's advantage is update cadence (monthly vs every 53 months). On price, ads and device support there is nothing between them.

Both are free to download. 易贸星 sells 10 one-off in-app purchases. 九牧王B2B asks for nothing beyond the download.

九牧王B2B ships an update every 53 months, 易贸星 monthly. The most recent releases landed on October 3, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | 九牧王B2B | 易贸星 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 53 months | **Monthly** |
| Size | 18 MB | 76 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lifecycle.cn](https://appshunter.io/developer/465223252) | [大连出口时代电子商务有限公司](https://appshunter.io/developer/1778368233) |

## What reviewers say

### 九牧王B2B

[App page](https://appshunter.io/ios/app/b2b/id1318619744)

**Features:** macOS Compatibility

**In-app purchases:** none


### 易贸星

[App page](https://appshunter.io/ios/app/id6737873157)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 最新海关数据1次 | $0.99 | one-time |
| 企业一站式报告（企业会员折扣） | $7.99 | one-time |
| 企业一站式报告（专业会员折扣） | $14.99 | one-time |
| 外贸实战进阶课（会员折扣价） | $14.99 | one-time |
| 外贸实战进阶课（会员折扣价）1年 | $14.99 | one-time |
| 最新海关数据50次 | $17.99 | one-time |
| 企业一站式报告 | $17.99 | one-time |
| 基础会员 | $29.99 | one-time |
| 外贸实战进阶课 | $29.99 | one-time |
| 外贸实战进阶课1年 | $29.99 | one-time |


## Frequently asked questions

### Is 九牧王B2B free?

九牧王B2B is free to download, with no in-app purchases.

### Is 易贸星 free?

易贸星 is free to download, with in-app purchases available.

### Do 九牧王B2B or 易贸星 have ads?

Neither 九牧王B2B nor 易贸星 shows ads.

### Which is updated more often, 九牧王B2B or 易贸星?

九牧王B2B ships an update every 53 months, and 易贸星 monthly. Most recently, 九牧王B2B was updated on October 3, 2026 and 易贸星 on September 30, 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.*