# 当当 HD vs 转转

The clearest difference is rating: 转转 at 4.5 against 当当 HD's 1.0. 转转 also leads on update cadence (every 5 days vs every 2 months) and ratings volume (5.4K vs 5). 当当 HD's advantage is iOS requirement (8.0 vs 14.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

转转 holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: 转转 has 5.4K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 17% of 当当 HD's written reviews are positive against 31% of 转转's.

当当 HD ships an update every 2 months, 转转 every 5 days. The most recent releases landed on October 23, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 当当 HD | 转转 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (5 ratings)](https://appshunter.io/ios/app/hd/id493938938/reviews) | **[4.5 (5.4K ratings)](https://appshunter.io/ios/app/id1002355194/reviews)** |
| Number of ratings | 5 | **5.4K** |
| Positive reviews | 16.7% of reviews | **31.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Free | Free |
| Size | 37 MB | 330 MB |
| Requires iOS | **8.0** | 14.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Beijing DangDangWang Information Technology Co., Ltd](https://appshunter.io/developer/445573857) | [Zhuanzhuan Co.,Ltd.](https://appshunter.io/developer/1241159204) |

## What reviewers say

### 当当 HD

[App page](https://appshunter.io/ios/app/hd/id493938938)

This app offers a wide variety of products including fashion, books, and home goods from China's first B2C online retailer. Enjoy competitive pricing, convenient payment options, and hassle-free returns for a seamless shopping experience.

**Highlights:** Wide product selection, Competitive pricing, Fashion and book deals, Cash on delivery, 7-day returns, Price comparison

**Features:** macOS Compatibility

**In-app purchases:** none


### 转转

[App page](https://appshunter.io/ios/app/id1002355194)

This app offers a trusted platform for buying and selling pre-owned items with official quality inspection services. It provides detailed inspection reports, guarantees authenticity, and offers a hassle-free selling experience with free pickup and fast payments.

**Highlights:** Official quality inspection, Detailed inspection reports, Authenticity guarantee, Free home pickup for selling, Fast payment for sellers, 7-day no-reason returns, Consignment service for brand items

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

**In-app purchases:** none

**What reviewers like**

- 👍 Convenient and easy to use
- 💰 Affordable prices for second-hand items

**What reviewers complain about**

- 🤥 Deceptive practices by sellers
- 🤖 Poor customer service and lack of support
- 🤑 Overpriced items and unfair pricing policies
- 🔒 Restrictive account verification requirements
- 🐛 Buggy app with frequent crashes and glitches

**Reported bugs**

- App crashes during navigation
- Unable to complete transactions due to system errors
- Inconsistent search and filtering functionality

**Requested features**

- Allow international users to register and use the app
- Implement better fraud detection and seller verification
- Improve app performance and stability
- Provide more transparent and fair pricing guidelines


## Frequently asked questions

### Is 当当 HD free?

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

### Is 转转 free?

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

### Which has better reviews, 当当 HD or 转转?

转转 is rated higher. 当当 HD averages 1.0 out of 5 from 5 ratings, while 转转 averages 4.5 from 5.4K ratings.

### Do 当当 HD or 转转 have ads?

Neither 当当 HD nor 转转 shows ads.

### Which is updated more often, 当当 HD or 转转?

当当 HD ships an update every 2 months, and 转转 every 5 days. Most recently, 当当 HD was updated on October 23, 2026 and 转转 on October 29, 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.*