# 当当 vs 7788旧书

The clearest difference is in-app purchases: 7788旧书 at none against 当当's 10. 7788旧书 also leads on iOS requirement (11.0 vs 15.0). 当当's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 9 months). On price and device support there is nothing between them.

Both are free to download. 当当 sells 10 in-app purchases, starting at $2.49 per month. 7788旧书 asks for nothing beyond the download.

当当 ships an update every 3 weeks, 7788旧书 every 9 months. The most recent releases landed on November 6, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 当当 | 7788旧书 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/id445573854/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 43.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 9 months |
| Monetization | Free with in-app purchases | — |
| Size | 192 MB | 46 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Beijing DangDangWang Information Technology Co., Ltd](https://appshunter.io/developer/445573857) | [997788](https://appshunter.io/developer/740386403) |

## What reviewers say

### 当当

[App page](https://appshunter.io/ios/app/id445573854)

This is a comprehensive online shopping mall and a leading book retailer in China. It offers a wide selection of quality products at competitive prices, with a focus on providing an excellent online shopping experience. New users can enjoy exclusive discounts and benefits on their first order.

**Highlights:** Wide product selection, Quality assurance, Competitive pricing, New user discounts, Personalized recommendations, Fast delivery

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 当当云阅读悦读卡 – 月卡（连续包月） | $2.49 | per month |
| 6元电子书充值包 | $0.99 | one-time |
| 12元电子书充值包 | $1.99 | one-time |
| 当当读书1个月租阅礼包 | $1.99 | one-time |
| 30元电子书充值包 | $3.99 | one-time |
| 当当云阅读悦读卡 – 月卡（优惠） | $3.99 | one-time |
| 50元电子书充值包 | $6.99 | one-time |
| 98元电子书充值包 | $14.99 | one-time |
| 198元电子书充值包 | $29.99 | one-time |
| 388元电子书充值包 | $59.99 | one-time |

**What reviewers like**

- 📚 Wide book selection
- 💻 Syncs across devices
- 💳 Supports various payment methods
- 📦 Fast delivery (mentioned by a few)
- 👍 User-friendly interface (older reviews)

**What reviewers complain about**

- 📉 Frequent price drops without price protection
- 😠 Poor customer service
- 🚚 Slow or no delivery
- 🐛 Numerous bugs and glitches
- 💸 Extra fees for certain payments

**Reported bugs**

- App crashes frequently
- Cannot access order history
- Login/registration issues
- Network connection errors
- App freezes on white screen

**Requested features**

- Support for international mobile numbers for registration
- Add barcode scanning function
- Improve third-party store management
- Add in-app page previews for books
- Add iOS 7 back gesture support


### 7788旧书

[App page](https://appshunter.io/ios/app/7788/id1519396738)

**In-app purchases:** none


## Frequently asked questions

### Is 当当 free?

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

### Is 7788旧书 free?

7788旧书 is free to download, with no in-app purchases.

### Do 当当 or 7788旧书 have ads?

7788旧书 shows ads; 当当 does not.

### Which is updated more often, 当当 or 7788旧书?

当当 ships an update every 3 weeks, and 7788旧书 every 9 months. Most recently, 当当 was updated on November 6, 2026 and 7788旧书 on October 27, 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.*