# 二手车认证系统 vs Stream HTTP Sniffer

The clearest difference is in-app purchases: 二手车认证系统 at none against Stream HTTP Sniffer's 4. Stream HTTP Sniffer's advantage is update cadence (every 5 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Stream HTTP Sniffer sells 4 one-off in-app purchases. 二手车认证系统 asks for nothing beyond the download.

二手车认证系统 ships an update every 2 weeks, Stream HTTP Sniffer every 5 days. The most recent releases landed on September 26, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | 二手车认证系统 | Stream HTTP Sniffer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/stream-http-sniffer/id6483685232/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 10.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 34 MB | 43 MB |
| Requires iOS | **12** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Beijing JINGZHENGU Information Technology Co., Ltd.](https://appshunter.io/developer/900393715) | [Xiamen Yidong Network Technology Company Limited](https://appshunter.io/developer/1476811365) |

## What reviewers say

### 二手车认证系统

[App page](https://appshunter.io/ios/app/id6444470068)

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

**In-app purchases:** none


### Stream HTTP Sniffer

[App page](https://appshunter.io/ios/app/stream-http-sniffer/id6483685232)

This tool captures and analyzes HTTP/HTTPS traffic directly on your device for network debugging. It allows developers and QA teams to inspect requests and responses, filter traffic, rewrite messages, and even block specific requests. HTTPS capture requires CA certificate configuration.

**Highlights:** HTTP/HTTPS packet capture, Request/response history, Domain filtering, Request rewriting, Request blocking, JavaScript scripting, Keyword search

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 个月 VIP | $2.99 | one-time |
| 3 个月 VIP | $4.99 | one-time |
| 1 年 VIP 会员 | $9.99 | one-time |
| 终身VIP | $12.99 | one-time |


## Frequently asked questions

### Is 二手车认证系统 free?

二手车认证系统 is free to download, with no in-app purchases.

### Is Stream HTTP Sniffer free?

Stream HTTP Sniffer is free to download, with in-app purchases available.

### Do 二手车认证系统 or Stream HTTP Sniffer have ads?

Neither 二手车认证系统 nor Stream HTTP Sniffer shows ads.

### Which is updated more often, 二手车认证系统 or Stream HTTP Sniffer?

二手车认证系统 ships an update every 2 weeks, and Stream HTTP Sniffer every 5 days. Most recently, 二手车认证系统 was updated on September 26, 2026 and Stream HTTP Sniffer on September 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.*