Document Converter
Convert Word documents and HTML to PDF or Markdown instantly.
About this tool
Different workflows demand different document formats. Your editor works in DOCX, your team wiki uses Markdown, and your client expects PDF. Tooler's Document Converter bridges these format gaps instantly, no software installation needed.
What is Document Converter?
The Document Converter is a free online tool that converts documents between formats. Upload a DOCX, HTML, or ODT file and convert it to PDF (for polished distribution) or Markdown (for version-controlled documentation). It handles heading hierarchy, lists, formatting, and basic tables.
How to use this tool
- Upload your document — DOCX (Word), HTML, and ODT (LibreOffice) files up to 100 MB are supported.
- Select the output format: PDF for final distribution or Markdown for Git-friendly documentation.
- Click 'Convert Document' and download your converted file.
Common use cases
Converting a Word document to PDF for client delivery
Converting existing DOCX documentation to Markdown for a GitHub wiki
Saving an HTML page as a clean PDF for offline reading
Converting ODT files from LibreOffice to PDF for cross-platform sharing
Preparing Markdown drafts from Word documents for a static site generator
Examples
- A 20-page DOCX report converts to a polished PDF with all headings, images, and formatting preserved — ready to email to stakeholders.
- An HTML product page converts to Markdown for inclusion in a Git-based documentation repository.
Tips & best practices
- After converting to Markdown, review the heading hierarchy — ensure one H1 (#) at the top with H2s (##) nested logically.
- Tables with merged cells or complex formatting may need manual cleanup after conversion to Markdown.
- PDF output preserves exact layout and fonts — use this format when recipients need to see exactly what you intended.
- Headers, footers, and page numbers from Word documents are omitted in Markdown output since Markdown has no equivalent concept.
Common mistakes to avoid
❌ Expecting complex Word formatting (multi-column layouts, text wrapping around images, tracked changes) to survive conversion to Markdown perfectly — Markdown is a plain-text format with simple formatting.
❌ Converting to PDF without reviewing — always open the PDF to verify formatting, especially around page breaks and image placement.
❌ Using the wrong output format — PDF is for distribution (read-only), Markdown is for editing and version control.
Frequently Asked Questions
What file types can I convert?
Input: DOCX (Microsoft Word), HTML, and ODT (LibreOffice) files up to 100 MB. Output: PDF or Markdown.
Is my document content private?
Files are processed securely and automatically deleted within 1 hour. We never read, store, or share document contents.
Can I convert PDF to DOCX?
Currently we support converting TO PDF, not FROM PDF. For PDF-to-DOCX conversion, specialized tools are recommended.
Will my formatting be preserved in the PDF?
Yes. PDF output preserves exact layout, fonts, images, and formatting — it will look identical to the original document on any device.
Will my formatting be preserved in Markdown?
Heading hierarchy, bold/italic formatting, numbered and bulleted lists, hyperlinks, and basic tables are preserved. Complex elements like multi-column layouts, text wrapping around images, and tracked changes are omitted — Markdown is a plain-text format.
When should I convert to PDF vs Markdown?
Use PDF when you need to distribute a final document that looks exactly the same everywhere — contracts, invoices, reports. Use Markdown when the content will be collaboratively edited, stored in Git, or published as web documentation.
Can I convert password-protected DOCX files?
No. The tool cannot process encrypted or password-protected files. Remove the protection before uploading.
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Privacy and limits
Files are processed on the server and automatically removed after one hour. Do not upload sensitive personal, legal, medical, or confidential business documents unless you accept standard cloud-processing risk. Maximum upload size is 100 MB per file.