CSV to Excel
Convert plain text CSV files to Excel spreadsheets (.xlsx) securely in your browser.
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About this tool
About CSV to Excel
CSV to Excel is a free, browser-based tool that lets you convert plain text CSV files to Excel spreadsheets (.xlsx) securely in your browser. It supports CSV → Excel. Everything runs locally on your device, so your files are never uploaded to a server. There's no sign-up, no watermark, and no limit — just open CSV to Excel, add your input, and get results instantly.
How to use CSV to Excel
1
Upload CSV file
Select the comma-separated values file you want to convert.
2
Process data
We parse the delimiter and convert the text into standard spreadsheet cells.
3
Download Excel
Save the formatted XLSX file ready for Excel or Google Sheets.
Key features
Local Processing
Ensure absolute privacy for your business data since files never leave your computer.
Fast Conversion
Instantly convert massive CSV files into standard Excel workbooks.
No Install Required
Convert files on any device without needing external software installed.
100% Private
CSV to Excel processes your data locally in the browser. Nothing is uploaded, tracked, or stored — your files never leave your device.
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