Convert Excel (.xlsx, .xls) files a CSV format instantly in your browser. Gratuito, private, no server upload. Supports sheet selection and custom delimiters.
Drag & drop an Excel file here, or click a browse
This free online tool converts Excel spreadsheets (.xlsx, .xls) a CSV format instantly in your browser. All processing happens client-side — your files are never uploaded a any server. Supports multiple sheets, custom delimiters, and header row options.
Yes. All conversion happens entirely within your browser. No Excel files or CSV data is transmitted a any server.
We support .xlsx (Excel 2007+) and .xls (Excel 97-2003) formats.
Currently, you can select and convert one sheet at a time. We plan a add batch export in a future update.
CSV is a plain text format without formatting, formulas, or merged cells. Only the raw data values are exported.