Convert Excel to CSV Online Free
Convert Excel spreadsheets (.xlsx, .xls) to clean comma-separated CSV files entirely in your browser with multi-sheet support.
How to Convert Excel to CSV Online Free
The DocxLab Excel to CSV converter parses Microsoft Excel (.xlsx and .xls) workbooks directly in your browser. It extracts tabular row and column data with precision, properly quotes cells with commas or line breaks, and exports a standards-compliant RFC 4180 CSV file with UTF-8 encoding.
Upload Workbook
Select your .xlsx or .xls file. Your document is processed locally in browser memory without external cloud uploads.
Select Worksheet
If your workbook contains multiple tabs, pick whichever worksheet you want to export as a CSV table.
Download CSV
Click download to receive your clean, UTF-8 encoded comma-separated values file ready for database or analytical imports.
Privacy & Technical Note: UTF-8 Byte Order Marks (BOM) are included automatically so your CSV opens with accented characters and non-Latin symbols correctly rendered in Microsoft Excel, Google Sheets, and Python pandas.
Frequently Asked Questions about Excel to CSV Converter
Does this Excel to CSV converter support multi-sheet workbooks?
Yes. When you upload a workbook with multiple sheets, our tool detects every tab and lets you choose which sheet you want to export as a CSV file.
Are numbers, formulas, and dates preserved when converting Excel to CSV?
Formulas are evaluated and their calculated values are exported. Standard date formats and numeric precision are preserved in standard textual representation.
Is my financial or business spreadsheet data private?
Absolutely. Conversion occurs entirely client-side using JavaScript in your browser. Your spreadsheets and rows are never uploaded or stored on any server.
Can I open the generated CSV file in Microsoft Excel or database tools?
Yes. The output adheres to standard RFC 4180 CSV specifications and includes a UTF-8 BOM so Excel and database imports parse special characters without garbled text.