PDF to Markdown online for free. Convert your pdf to clean markdown in seconds — fast, secure, and with no software to install.
This free tool converts PDF to Markdown, turning your document into a tidy .md file with headings, lists, and tables preserved as real Markdown syntax — not a flat wall of text. Upload a PDF and get back content you can drop straight into a README, a docs site, a wiki, or a static-site generator. No signup, no watermarks, nothing to install.
Plain text loses structure. Markdown keeps your headings, bullet points, numbered lists, and tables intact, so the output stays readable and is easy to re-render anywhere. If you only need the raw words, PDF to Text is the simpler choice; to go the other way, use Markdown to PDF.
Markdown is the preferred format for feeding documents to large language models. The preserved structure helps models chunk and understand content, which makes retrieval-augmented generation (RAG) more accurate than dumping raw PDF text. Building an agent or pipeline? The same conversion is available through the PDF4 API and to AI agents over MCP, so you can convert PDFs to Markdown at scale. For scanned files, run OCR first.
Yes. You can convert your PDF to clean Markdown right here online for free — no account, email, or credit card required. Sign up only if you want higher limits, larger files, or API access.
Yes. Uploads travel over an encrypted HTTPS connection, are processed on our servers, and are automatically deleted within a few hours. We never share or sell your documents.
No. PDF4 works entirely in your web browser, so there is nothing to download or install. It runs on Windows, macOS, Linux, Android, and iOS.
Yes. PDF4 maps your PDF's structure to Markdown — headings become #-style headings, bullet and numbered lists are preserved, and tables are converted to Markdown tables where possible.
Very. Markdown's preserved structure helps LLMs chunk and reason over content, so it generally produces better retrieval results than raw extracted text. You can automate it via the PDF4 API or call it from an AI agent over MCP.