# 会员通 vs RetainBook

The clearest difference is price: 会员通 at Free against RetainBook's $2.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

会员通 is free to download; RetainBook costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 6 weeks. Both last shipped on October 25, 2026.

## The numbers

| Metric | 会员通 | RetainBook |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/id1360642875/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Monetization | Free | — |
| Size | 34 MB | 19 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Inner Mongolia Nonnull Data Service Co., Ltd.](https://appshunter.io/developer/1360642874) | [久燕 王](https://appshunter.io/developer/1896551289) |

## What reviewers say

### 会员通

[App page](https://appshunter.io/ios/app/id1360642875)

This business management platform simplifies operations for merchants by integrating member management, marketing, inventory, accounting, and appointment scheduling. It offers features like digital coupons, an innovative booking system, and detailed statistical reports to boost sales and efficiency.

**Highlights:** Member management, Marketing and customer acquisition, Inventory control, Accounting and billing, Appointment scheduling, Digital coupon distribution, Statistical reporting

**Features:** macOS Compatibility

**In-app purchases:** none


### RetainBook

[App page](https://appshunter.io/ios/app/retainbook/id6769669764)

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

**In-app purchases:** none


## Frequently asked questions

### Is 会员通 free?

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

### Is RetainBook free?

RetainBook costs $2.99, with no in-app purchases.

### Do 会员通 or RetainBook have ads?

Neither 会员通 nor RetainBook shows ads.

### Which is updated more often, 会员通 or RetainBook?

会员通 ships an update every 6 weeks, and RetainBook every 6 weeks. Most recently, 会员通 was updated on October 25, 2026 and RetainBook on October 25, 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.*