text

XLSX to CSV Converter

Convert spreadsheet sheets from XLSX files into downloadable CSV files locally.

Local processing. Spreadsheet files are read and converted locally in this browser tab. They are not uploaded.

XLSX files are read locally in this browser tab and are not uploaded.

This tool is for XLSX spreadsheet files. It does not process PDF tables or scanned documents.

Converted CSV will appear here.

Choose a spreadsheet file to preview and download a sheet as CSV.

How to use XLSX to CSV

  1. 1Choose an XLSX spreadsheet file.
  2. 2Select the sheet you want to export.
  3. 3Preview the generated CSV output.
  4. 4Download one sheet or all sheets as CSV files.

Frequently asked questions

Does XLSX to CSV upload my spreadsheet?

No. The spreadsheet is read locally in the browser and converted in this tab.

Can it convert multiple sheets?

Yes. You can choose one sheet to preview or download every sheet as a separate CSV file.

Does this convert PDF tables?

No. This tool is for XLSX spreadsheet files, not PDF or scanned documents.

Related tools

Keep working with other private browser-based utilities.

Text

CSV Viewer and Cleaner

Preview CSV files locally and clean common issues such as spaces, empty rows, and duplicates.

Text

CSV to JSON Converter

Convert CSV rows into JSON objects locally with delimiter detection and live output.

Text

JSON to CSV Converter

Convert JSON objects into CSV rows locally, including nested object flattening.