CSV to Excel Converter
Convert CSV files to Excel (.xlsx) format instantly in your browser. No data leaves your device.
Your files are processed entirely in your browser. Nothing is uploaded to our servers.
Drop your CSV file here
Supports .csv and .txt files
CSVPLAIN
How it works
- Upload your CSV file
- Preview the data structure
- Click Convert to download an .xlsx file
- Open in Microsoft Excel, Google Sheets, or LibreOffice