# FreeBuf知识大陆 vs 搞一下汽车电子

The clearest difference is rating: FreeBuf知识大陆 at 4.0 against 搞一下汽车电子's 1.0. 搞一下汽车电子's advantage is in-app purchases (none vs 12) and iOS requirement (12.0 vs 15.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. FreeBuf知识大陆 sells 12 one-off in-app purchases. 搞一下汽车电子 asks for nothing beyond the download.

FreeBuf知识大陆 holds the better App Store score, 4.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

FreeBuf知识大陆 ships an update every 9 days, 搞一下汽车电子 fortnightly. The most recent releases landed on October 9, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | FreeBuf知识大陆 | 搞一下汽车电子 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/freebuf/id6444119616/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/id6447243503/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 126 MB | 109 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [上海斗象信息科技有限公司](https://appshunter.io/developer/1652462918) | [Liaoning GYXQCDZ Technology Co., Ltd.](https://appshunter.io/developer/1680695907) |

## What reviewers say

### FreeBuf知识大陆

[App page](https://appshunter.io/ios/app/freebuf/id6444119616)

A private content platform for cybersecurity knowledge sharing and inspiration capture. It connects experts in various network security fields for in-depth discussions and sharing of achievements within dedicated spaces.

**Highlights:** Knowledge sharing platform, Inspiration capture, Private content spaces, Expert community, Cybersecurity focus

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1帮会币 | $0.99 | one-time |
| 6帮会币 | $0.99 | one-time |
| 7帮会币 | $0.99 | one-time |
| 14帮会币 | $2.99 | one-time |
| 28帮会币 | $3.99 | one-time |
| 35帮会币 | $6.99 | one-time |
| 56帮会币 | $11.99 | one-time |
| 70帮会币 | $14.99 | one-time |
| 198帮会币 | $29.99 | one-time |
| 140帮会币 | $29.99 | one-time |
| 298帮会币 | $46.99 | one-time |
| 398帮会币 | $59.99 | one-time |


### 搞一下汽车电子

[App page](https://appshunter.io/ios/app/id6447243503)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FreeBuf知识大陆 free?

FreeBuf知识大陆 is free to download, with in-app purchases available.

### Is 搞一下汽车电子 free?

搞一下汽车电子 is free to download, with no in-app purchases.

### Which has better reviews, FreeBuf知识大陆 or 搞一下汽车电子?

FreeBuf知识大陆 is rated higher. FreeBuf知识大陆 averages 4.0 out of 5 from 1 ratings, while 搞一下汽车电子 averages 1.0 from 1 ratings.

### Do FreeBuf知识大陆 or 搞一下汽车电子 have ads?

Neither FreeBuf知识大陆 nor 搞一下汽车电子 shows ads.

### Which is updated more often, FreeBuf知识大陆 or 搞一下汽车电子?

FreeBuf知识大陆 ships an update every 9 days, and 搞一下汽车电子 fortnightly. Most recently, FreeBuf知识大陆 was updated on October 9, 2026 and 搞一下汽车电子 on October 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*