# 常见 VPN 工具平台

| Shadowrocket | iOS (iPhone/iPad)               | 需付费     | 高度自订、支援多协议        |
| ------------ | ------------------------------- | ------- | ----------------- |
| Surfshark    | Windows / macOS / iOS / Android | 需付费     | 简单易用、多设备共享        |
| ExpressVPN   | 全平台                             | 需付费     | 稳定快速、全球节点         |
| NordVPN      | 全平台                             | 免费+付费方案 | 多个国家的伺服器，并具备军事级加密 |

<br>


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://doc.d1ce.com/blog-zh-my/chang-jian-vpn-gong-ju-ping-tai.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.