How to Use CSV to Excel
Paste CSV and generate a real .xlsx Excel file in your browser with SheetJS — pick the delimiter and download.
Open the CSV to Excel tool →What is CSV to Excel?
Turn CSV data into a downloadable .xlsx Excel workbook. It's completely free, needs no sign-up, and runs entirely in your browser — so it's fast and private.
How to use CSV to Excel
- Open the CSV to Excel tool.
- Enter your details or values.
- The result is calculated instantly.
- Copy or use the result. Everything runs in your browser — nothing is uploaded.
Frequently asked questions
What does it produce?
A downloadable .xlsx Excel workbook built from your CSV data.
Does it detect columns automatically?
Yes — comma-separated fields become spreadsheet columns, with the first row as headers.
Is my data uploaded?
No — the workbook is generated in your browser.
Ready to try it?
Open CSV to Excel →