CSV to Excel
Upload a CSV file and download an .xlsx Excel workbook.
Convert CSV files to Excel spreadsheets.
How to use
- Upload your .csv file using the file picker.
- Wait while the spreadsheet is built in your browser.
- Check preview or status messages if shown.
- Download the .xlsx Excel file.
About CSV to Excel
Convert CSV files to Excel spreadsheets.
Runs in your browser — your files and input stay on your device.
Frequently asked questions
Is my CSV uploaded?
No. The file is read and converted locally in your browser.
What Excel format is produced?
You get a standard .xlsx workbook.
Will delimiters be detected?
The tool handles common comma-separated CSV layouts.