# aSeller vs 知虾

The clearest difference is in-app purchases: 知虾 at none against aSeller's 7. aSeller's advantage is iOS requirement (11.0 vs 13.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. aSeller sells 7 in-app purchases, starting at $20.49 per month. 知虾 asks for nothing beyond the download.

aSeller ships an update every 5 weeks, 知虾 monthly. The most recent releases landed on September 17, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | aSeller | 知虾 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/aseller/id1554531277/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Subscription | — |
| Size | 37 MB | 39 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [BDLDATA LTD.](https://appshunter.io/developer/1538897481) | [广州萌啦信息科技有限公司](https://appshunter.io/developer/1756891754) |

## What reviewers say

### aSeller

[App page](https://appshunter.io/ios/app/aseller/id1554531277)

This app helps sellers track essential store data, including sales, units, orders, and customer messages. It offers robust support for team collaboration, allowing up to 10 members per team to work together efficiently.

**Highlights:** Sales tracking, Order management, Customer message tracking, Team collaboration, Up to 10 members per team

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Personal Monthly | $20.49 | per month |
| Standard Monthly | $39.99 | per month |
| Professional Monthly | $59.99 | per month |
| Standard Yearly | $399.99 | per year |
| Annually Standard Edition | $399.99 | per year |
| Professional Yearly | $599.99 | per year |
| Annually Professional | $599.99 | per year |


### 知虾

[App page](https://appshunter.io/ios/app/id6535681688)

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

**In-app purchases:** none


## Frequently asked questions

### Is aSeller free?

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

### Is 知虾 free?

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

### Do aSeller or 知虾 have ads?

Neither aSeller nor 知虾 shows ads.

### Which is updated more often, aSeller or 知虾?

aSeller ships an update every 5 weeks, and 知虾 monthly. Most recently, aSeller was updated on September 17, 2026 and 知虾 on September 20, 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.*