Convert Word DOCX documents to PDF, fast and accurate

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DOCX to PDF features

The DOCX to PDF API offers seamless, high-speed, and highly accurate conversion of Word documents to PDF.

Advanced parameters include specifying page ranges, converting markups, tags, metadata, headings, and bookmarks, updating tables of content, compressing PDFs, and creating PDF/A-1b compliant documents.

Its exceptional speed and precision make it invaluable for businesses requiring automated document conversion in workflows, ensuring consistent and secure digital documents.

API Endpoint

ConvertAPI offers a cloud-based solution, which makes DOCX to PDF conversion effortless with just a single REST-API call:


Authenticate your API call

Converting docx to pdf via REST-API is now easier than ever. Sign up for a free account to obtain your authentication secret, append it as a query string parameter to the conversion URL, and voilĂ ! You can find advanced authentication techniques in our docs.


Convert DOCX to PDF using REST-API in no time!

Once you have your authentication in place, you can convert your files using application/json, multipart/form-data and application/octet-stream content types. A simple HTTP POST request using JSON would look like this:

// Code snippet is using the ConvertAPI JavaScript Client:

// Code snippet is using the ConvertAPI Node.js Client:

// Code snippet is using the ConvertAPI PHP Client:

// Code snippet is using the ConvertAPI Java Client:

// Code snippet is using the ConvertAPI C# Client:

# Code snippet is using the ConvertAPI Ruby Client:

# Code snippet is using the ConvertAPI Python Client:

// Code snippet is using the ConvertAPI Go Client:

REM Code snippet is using the command line utility program:

<!-- For conversions with the multiple file result please refer to this example: -->

Conversion request using cURL

You can easily convert docx to pdf with a simple cURL request. Our documentation provides more advanced cURL request techniques.

File conversion using CLI

ConvertAPI CLI allows you to convert files using our command-line file conversion utility tool. Check out CLI documentation for a detailed explanation and usage examples.

REM Code snippet is using the command line utility program:

Try the conversion online - no coding required!

You can try out advanced conversion parameters and test the conversion result online using our interactive demo tool. This tool will produce the same conversion output as if you were using the library from your solution, and it will auto-generate the code snippet for you!

Try for FREE!

Conversion parameters

Password String

Sets the password to open protected documents.

PageRange String

Set page range. Example 1-10.

ConvertMarkups Bool

Convert document markups like revisions and comments.

ConvertTags Bool

Convert document structure tags for accessibility.

ConvertMetadata Bool

Convert document metadata like Title, Author, Keywords to PDF metadata.

ConvertHeadings Bool

Convert Word headings to PDF bookmarks.

ConvertBookmarks Bool

Convert Word bookmarks to PDF bookmarks.

UpdateToc Bool

Update all tables of content in the document.

CompressPDF Bool

It tries to produce smaller output files but requires Adobe Reader 6, released in 2003 or newer, to view created PDF files.

Pdfa Bool

Create PDF/A-1b compliant document.

Try DOCX to PDF for free!