One worksheet at a time
CSV can only contain one table. Choose the worksheet you want before converting.
Open an XLSX file, choose a worksheet, preview it, and download a UTF-8 CSV locally.
Your data never leaves your browser
CSV can only contain one table. Choose the worksheet you want before converting.
Colors, fonts, merged cells, charts, and formulas are not part of CSV. The displayed cell values are exported.
Excel may already have converted dates, long numbers, or leading-zero IDs. Always inspect the preview before downloading.