XLSX to CSV Converter
Convert Excel XLSX files to CSV format. Support for multiple sheets and data preservation.
Upload Excel File
Select an Excel file (.xlsx or .xls) to convert to CSV format
Drop Excel file here or click to browse
Supports .xlsx and .xls files • Max 10MB
Multiple Sheets
Converts all sheets in your Excel file
Data Integrity
Preserves all data and formatting
Secure & Private
All processing happens in your browser