DOC to DOCX Server
Upgrade legacy Word documents (.doc) to modern .docx format online.
Drag & drop your files here, or click to browse
.DOCMax file size: 20MB per job
How your files are handled
This server-based tool uploads files over HTTPS because the conversion needs a cloud processing engine.
Files are processed automatically, are not used for AI training, and are deleted from private storage within 1 hour.
For highly sensitive files, prefer the browser-based PDF and image tools whenever possible.
Uploading file to server...
Please do not close this window while we compile your files.
Success! Your file is converted.
Your document has been compiled and is ready for download.
How to use in 3 steps
- 1
Choose a legacy .doc file.
- 2
Click Convert to modernize.
- 3
Download your new .docx file.
Supported formats
Fully supports formats: DOC.
💡 Tips to avoid font corruption
Always use standard Unicode fonts like Times New Roman, Arial, or Calibri. If using custom fonts, embed them in your document before saving.
Common errors & solutions
Please remove password protection from the file before uploading so the system can read and convert it.
Make sure your file opens correctly on your device before uploading.