CSV to Excel Converter
Convert CSV data to Excel XLSX files instantly with delimiter and header options.
What is a CSV to Excel converter?
A CSV to Excel converter transforms comma-separated text data into a downloadable Excel workbook. This is useful when you receive raw CSV exports and want cleaner spreadsheet workflows, formulas, filters, and formatting in Excel-compatible files.
How this tool works
Paste CSV data, choose delimiter and output format, then download the converted workbook. The conversion runs entirely in your browser, so your data is not sent to external servers.
Tips for clean conversion
- Keep all rows with the same number of columns.
- Use the correct delimiter for your dataset (comma, semicolon, tab, or pipe).
- Include a header row when possible for better column readability.
- Use short sheet names without special characters for maximum compatibility.
Frequently Asked Questions
Is this converter free to use?
Yes. You can convert CSV data to Excel files for free directly in your browser.
Does this tool support both XLSX and XLS?
Yes. You can choose modern XLSX or legacy XLS output before downloading.
Is my CSV data uploaded anywhere?
No. Conversion happens locally in your browser session.
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