17 free tools · no upload · no sign-up
Free File & Data Converters Online
Convert spreadsheets and data between Excel, CSV, JSON and XML, create and open ZIP files, and turn tables into PDFs. Files are read and written by your browser with nothing sent to a server.
File & data converters 17
CSV to ExcelConvert CSV to EXCELExcel to CSVConvert EXCEL to CSVCSV to JSONConvert CSV to JSONJSON to CSVConvert JSON to CSVXML to JSONConvert XML to JSONJSON to XMLConvert JSON to XMLXML to CSVConvert XML to CSVCSV to XMLConvert CSV to XMLXML to ExcelConvert XML to EXCELExcel to XMLConvert EXCEL to XMLExcel to JSONConvert EXCEL to JSONJSON to ExcelConvert JSON to EXCELSplit CSVSplit a large CSV into smaller filesSplit ExcelSplit a sheet into smaller workbooksJSON FormatterPrettify, minify and validate JSONCreate ZIPBundle files into a ZIP archiveUnzip FilesOpen a ZIP and download its files
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Frequently asked questions
Can I convert Excel to CSV or JSON?
Yes. Pick the converter, drop your XLSX, XLS or CSV file and download the result. The first sheet is used unless you choose another.
Is my data private?
Yes. Spreadsheets are parsed by SheetJS in your browser, so nothing is uploaded.