XLSX / ODS → CSVSave each selected worksheet as a separate CSV file.Choose filesOr drop them hereUp to 32 files: 32 MiB each, 64 MiB combined. Individual format limits are explained below.WorksheetAll worksheetsInput CSV separatorCommaSemicolonTabRead displayed XLSX / ODS valuesOutput formatCSVTSVOutput CSV separatorCommaSemicolonOutput formatXLSXODSCSVTSVFirst row contains headingsOutput columns: 1,3,2; blank means allSort by columnFilter by columnCell containsRemove duplicate rowsDescending orderValues and simple worksheets; formulas are not evaluated—the stored result is used. Styles, charts, macros and complex layout are not carried over. Uncheck displayed values to read raw numbers. CSV text retains leading zeros. Appending rows requires matching headings.Spreadsheet limitsUp to 20 worksheets and 100,000 cells in total; up to 10,000 rows and 256 columns per sheet. XLSX / ODS ZIP structure is checked before parsing, with at most 64 MiB expanded in total.ProcessCancelClearChoose files and set up the operation.ResultDownload all as ZIPFiles are processed on this device. Their contents are not sent to a server.Processing files requires JavaScript. Instructions and capability descriptions remain readable without it.Other actions for these filesXLSX / ODS → CSVXLSX / ODS → TSVSpreadsheet → JSONSpreadsheet → XLSXSpreadsheet → ODSAppend table rowsTransform a spreadsheetMore tools