CSV to Excel converter

Paste or upload a CSV and download a real Excel (.xlsx) file — pick the delimiter, preview the table, then save. Everything runs in your browser; nothing is uploaded.

Paste CSV

or upload a .csv file

Delimiter

First row is a header

Sheet name

Your file is parsed and the Excel file is built entirely on your device. Nothing is uploaded.

How it works

STEP 1

Add your CSV

Paste your CSV text or upload a .csv file. Quoted fields, commas inside quotes and line breaks are all handled.

STEP 2

Check the table

We auto-detect the delimiter and show a live preview. Switch the delimiter or header setting if a column looks off.

STEP 3

Download Excel

Click download to get a genuine .xlsx file that opens in Excel, Numbers and Google Sheets. Nothing leaves your device.