Client-Side Excel Workbook Extractor
Excel to CSV Converter
Extract worksheets from Microsoft Excel (.xlsx, .xls) files into clean, UTF-8 CSV spreadsheets with multi-sheet selection.
Drop your Excel workbook (.xlsx, .xls) here
Extracts worksheets with zero server uploads and instant UTF-8 CSV formatting.
Extracted CSV Preview
Frequently Asked Questions
Yes. When you upload an Excel workbook, the tool automatically detects all worksheets and presents a dropdown selector allowing you to convert and export any individual sheet.
The converter supports modern OpenXML (.xlsx), legacy Excel 97-2004 (.xls), macro-enabled (.xlsm), and binary workbook (.xlsb) files.
No. All decompression and worksheet parsing run locally inside your browser runtime. No file bytes leave your computer.