Convert XLSX to XLS
Free XLSX to XLS Converter
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How We Protect Your Files
All file transfers are encrypted using industry-standard SSL/TLS encryption
Files are stored in secure, isolated cloud storage using Cloudflare R2
Free user files are automatically deleted after 24 hours
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We never access your files except for automated conversion processing
Transform modern Excel spreadsheets to classic XLS format. Convert XLSX files to XLS format for better compatibility with older software.
How to convert XLSX to XLS
1
Upload your XLSX file
2
Wait for the conversion to complete
3
Download your converted XLS file
Benefits of converting XLSX to XLS
Better compatibility with older software
Maintain spreadsheet formatting
Easy editing
Free and easy to use