Excel to CSV
Convert Excel spreadsheets to CSV format.
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XLSX
Max 100MB per file · Up to 1 files
Supported Formats
XLSXLSX
Convert your Excel files to CSV format for free with Master Merge. All sheets are included in the output. Processing happens entirely in your browser.
1
Upload
Drag & drop or browse your files
2
Process
Files are processed in your browser
3
Download
Get your merged/converted file instantly