# 亿星外贸通 vs 趣质检

The clearest difference is update cadence: 趣质检 at every 5 weeks against 亿星外贸通's every 20 months. 亿星外贸通's advantage is iOS requirement (7.0 vs 12.0). 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.

亿星外贸通 ships an update every 20 months, 趣质检 every 5 weeks. The most recent releases landed on October 11, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | 亿星外贸通 | 趣质检 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 5 weeks** |
| Size | 9 MB | 40 MB |
| Requires iOS | **7.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [文立 连](https://appshunter.io/developer/1047312169) | [广州研趣信息科技有限公司](https://appshunter.io/developer/1121496665) |

## What reviewers say

### 亿星外贸通

[App page](https://appshunter.io/ios/app/id1448330289)

**Features:** macOS Compatibility

**In-app purchases:** none


### 趣质检

[App page](https://appshunter.io/ios/app/id6472036125)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 亿星外贸通 free?

亿星外贸通 is free to download, with no in-app purchases.

### Is 趣质检 free?

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

### Do 亿星外贸通 or 趣质检 have ads?

Neither 亿星外贸通 nor 趣质检 shows ads.

### Which is updated more often, 亿星外贸通 or 趣质检?

亿星外贸通 ships an update every 20 months, and 趣质检 every 5 weeks. Most recently, 亿星外贸通 was updated on October 11, 2026 and 趣质检 on October 21, 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.*