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Word to PDF Converter – Convert DOCX & DOC to PDF Online Free

Convert Word documents (.doc, .docx) to PDF in seconds. Preserves fonts, tables, images, and all formatting. 100% free, no watermarks, no registration needed.

W

Select a Word document to convert

Drag & drop your .doc or .docx file here

.doc, .docx, .odt, .rtf supported · Up to 100 MB

How it works

Convert Word to PDF in 3 simple steps

No software to install. Works on any device with a modern browser - desktop, tablet or mobile.

01

Upload your Word file

Click "Select Word file" or drag and drop your .doc or .docx file. SupaPDF also accepts .odt and .rtf - no account required for basic use.

02

Review the details

Check the file name, size, and a summary of what formatting will be preserved - including tables, images, headers, footers and fonts.

03

Convert and download

Click "Convert to PDF" and your document is converted in seconds using LibreOffice - the industry-standard engine for faithful Word-to-PDF conversion.

Why SupaPDF

Everything you need to convert Word documents to PDF

Trusted by developers and businesses worldwide for reliable, high-fidelity document conversion.

Faithful layout conversion

Powered by LibreOffice - the same engine used by enterprise document management systems. Tables, fonts, images and complex layouts are all preserved.

Private & secure

All uploads use encrypted HTTPS. Your documents are permanently deleted from our servers immediately after your download is complete.

All Word formats

Supports .doc (Word 97–2003), .docx (Word 2007+), .odt (LibreOffice Writer), and .rtf (Rich Text Format) - all in a single converter.

Full developer API

Automate Word-to-PDF conversion in your own apps using our REST API. One API call, one upload, one PDF - simple and reliable at scale.

Developer API

Convert Word documents to PDF programmatically

Use our REST API to convert .docx files inside your own application. 10 credits per job.

curl -X POST https://api.supapdf.com/v1/jobs \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "tag": "word-to-pdf-job",
    "tasks": {
      "upload-1": {
        "operation": "import/upload"
      },
      "convert": {
        "operation": "word_to_pdf",
        "input": ["upload-1"]
      },
      "export-result": {
        "operation": "export/url",
        "input": ["convert"]
      }
    }
  }'

After creating the job, PUT your Word file to the upload_url, then poll GET /v1/jobs/:id?include=tasks until status is "finished". The PDF URL is in the export-result task.

FAQ

Frequently asked questions

Everything you need to know about converting Word documents to PDF with SupaPDF.

Ready to convert your document?

Free to use · No account required · Instant download