CSV to Excel
Convert a CSV file into an .xlsx workbook.
Drop a CSV file here
or click to browse
How to use this tool
- 1
Upload the CSV file you want to convert.
- 2
Click "Convert to Excel".
- 3
The .xlsx file downloads automatically — no separate download step.
Frequently asked questions
Is my CSV uploaded to a server?+
No, the conversion happens entirely in your browser.
Does it preserve column data types?+
Numbers and text are detected automatically and written with appropriate cell formatting.
Can it convert multiple CSV files at once?+
Convert one file at a time; run it again for additional files.