# 急先蜂BD版 vs 数字重庆

The clearest difference is in-app purchases: 急先蜂BD版 at none against 数字重庆's 12. 急先蜂BD版 also leads on update cadence (monthly vs every 18 months) and iOS requirement (9.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. 数字重庆 sells 12 one-off in-app purchases. 急先蜂BD版 asks for nothing beyond the download.

急先蜂BD版 ships an update monthly, 数字重庆 every 18 months. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 急先蜂BD版 | 数字重庆 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 18 months |
| Size | 24 MB | 128 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [海南添逸网络科技有限公司](https://appshunter.io/developer/1397250206) | [龙源数字城市(北京)科技有限公司](https://appshunter.io/developer/1484299426) |

## What reviewers say

### 急先蜂BD版

[App page](https://appshunter.io/ios/app/bd/id1420386608)

**Features:** macOS Compatibility

**In-app purchases:** none


### 数字重庆

[App page](https://appshunter.io/ios/app/id1580334829)

**Features:** macOS Compatibility

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6杂志币 | $0.99 | one-time |
| 数字城市会员（月） | $2.99 | one-time |
| 88杂志币 | $12.99 | one-time |
| 数字城市会员（年/优惠） | $14.99 | one-time |
| 198杂志币 | $29.99 | one-time |
| 名刊会会员365天 | $29.99 | one-time |
| 数字城市会员（年） | $29.99 | one-time |
| 288杂志币 | $39.99 | one-time |
| 388杂志币 | $59.99 | one-time |
| 数字城市会员365天 | $59.99 | one-time |
| 数字城市会员（年/原价） | $59.99 | one-time |
| 588杂志币 | $79.99 | one-time |


## Frequently asked questions

### Is 急先蜂BD版 free?

急先蜂BD版 is free to download, with no in-app purchases.

### Is 数字重庆 free?

数字重庆 is free to download, with in-app purchases available.

### Do 急先蜂BD版 or 数字重庆 have ads?

Neither 急先蜂BD版 nor 数字重庆 shows ads.

### Which is updated more often, 急先蜂BD版 or 数字重庆?

急先蜂BD版 ships an update monthly, and 数字重庆 every 18 months. Most recently, 急先蜂BD版 was updated on October 26, 2026 and 数字重庆 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.*