Convert DOC to DOCX
Microsoft Word 97-2003 Document → Microsoft Word Document
Why Convert DOC to DOCX?
DOCX is the modern Word format with better features, smaller file sizes, and improved compatibility. Converting old DOC files ensures they work with current software.
Best Online The conversion Converters
Free online converters work in your browser with no software installation required:
- CloudConvert - Fast and reliable converter
- Zamzar - Fast and reliable converter
- FreeConvert - Fast and reliable converter
- Convertio - Fast and reliable converter
Desktop Software for DOC to DOCX
Desktop applications offer more control, faster processing, and work offline:
| Software | Platform | Features | Price |
|---|---|---|---|
| Microsoft Word | Windows/Mac | Best compatibility for DOC/DOCX files | Paid |
| LibreOffice Writer | All platforms | Free alternative with excellent format support | Free |
| Google Docs | Web-based | Free with Google account, good compatibility | Free |
| WPS Office | All platforms | Free alternative with good Word compatibility | Free |
Conversion Tips
- DOCX files are typically 50-75% smaller than DOC
- Check formatting after conversion (fonts, tables, images)
- DOCX is based on open XML standards
- Keep original DOC as backup for legacy systems
Step-by-Step Conversion Guide
- Choose your tool: Select an online converter for quick one-time conversions, or install desktop software for batch processing
- Upload your file: Click upload or drag your DOC file into the converter
- Adjust settings: Configure quality, resolution, or other options as needed
- Convert: Click the convert button and wait for processing to complete
- Download: Save your new DOCX file to your device