Excel to CSV
Read the first or selected Excel sheet and export it as standard CSV for lightweight data exchange.
CSV to ExcelExcel to CSVCSV to JSONJSON to CSVMarkdown TableCSV DeduplicateRemove Empty RowsTransposeSort by ColumnSelect ColumnsSplit CSVMerge CSV
Upload Files
Upload one file. Processing stays in the browser.
Active input: -
Paste Input
Paste CSV, JSON, or Markdown table content directly.
Settings
This tool has no extra settings. Load data and generate the result directly.
Result Preview
Load data first and generate a result. The preview will appear here.
How to use
Upload an Excel file and load the available sheets.
Choose the sheet you want when the workbook has multiple sheets.
Generate the result, then copy the CSV or download it.
Best for
Feed spreadsheet data into scripts, databases, or other tools.
Extract a single sheet from a workbook for further processing.
Inspect spreadsheet structure in plain-text CSV form.
FAQ
Which sheet is used by default?
The first sheet is used by default, and you can switch manually.
Does it support legacy `.xls` files?
Yes. Common `.xlsx` and `.xls` files are supported.
Will headers be preserved?
Yes. The first row of the sheet is kept in the exported CSV.