Dr PDF - 快速免费的 PDF 工具

使用基于 Node.js 的现代高速工具转换/编辑 PDF。

Fast online PDF tools for everyday work

Dr PDF offers practical browser-based tools for common PDF tasks. Compress files, merge documents, split pages, rotate pages, protect PDFs, unlock files, add watermarks, and download results in just a few steps.

工具

🗜️
压缩 PDF
通过清理并重建文件来减小体积（仅 Node）。
🌐
HTML 转 PDF
从链接或 HTML 文件生成 PDF。
🧷
合并 PDF
将多个 PDF 合并为一个文件。
✂️
拆分 PDF
按页码范围拆分，或每页一个文件。
🔄
旋转 PDF
将所有页面旋转 90/180/270°。
🔒
加密 PDF
使用密码锁定 PDF。
🔓
解锁 PDF
使用正确密码解锁 PDF。
💧
添加水印
为所有页面添加文字水印。
🔢
页码
自动添加页码。
🖼️
PDF 转 PNG
将 PDF 页面转换为 PNG 图片 + 下载 ZIP。

Why people use Dr PDF

  • Useful PDF utilities for work, school, and daily document tasks.
  • Clean tool-specific URLs that help search engines understand each service.
  • Simple mobile-friendly interface for quick actions on desktop and phone.
  • Focused pages for compressing, merging, splitting, converting, and editing PDFs.

FAQ

What tools are available on Dr PDF?

Dr PDF includes tools to compress PDF, merge PDF, split PDF, rotate pages, protect PDF, unlock PDF, add a watermark, add page numbers, convert PDF to PNG, and convert HTML to PDF.

Does each tool have its own page?

Yes. Each tool has a dedicated page, which helps users and search engines understand the purpose of every service more clearly.

Can I use Dr PDF on mobile?

Yes. The website is responsive and designed to work on phones, tablets, and desktop browsers.