Excel to CSV
Pull .xlsx and .xls spreadsheets down to plain CSV, a stack of workbooks at a time.
Drop Excel files here
Everything happens on your device — your files are never uploaded.
How it works
- 1 Drop your Excel files.
- 2 The first sheet of each one is exported as CSV.
- 3 Download each result, or grab them all as a zip.
Built with open source
- SheetJS (xlsx) — Reads and writes Excel spreadsheets. · Apache-2.0
Frequently asked
Which sheet is used? +
The first sheet of each workbook. Need a different one? Move it to the front before you convert.
How are values formatted? +
Cells come through as text, using the values the workbook displays. Commas, quotes, and line breaks get standard CSV quoting.