CSV → Excel

Convert CSV files into XLSX spreadsheets. Fast, secure, and easy-to-use CSV → Excel tool.

Batch Processing: Convert multiple CSV files at once.

About this tool

The CSV → Excel converter helps you turn plain-text CSV files into structured Excel spreadsheets. Excel (XLSX) allows formatting, formulas, charts, and advanced data manipulation compared to CSV.

How to use:

Upload your .csv file using the upload area above.
Click the Convert button to start the process.
Wait while your CSV data is transformed into an Excel .xlsx file.
Download and open the result in Excel or any compatible program.

Features:

Supports CSV files with thousands of rows
Converts plain text data into Excel spreadsheets
Enables use of formulas, formatting, and filters
Keeps your data organized in rows and columns
Quick and secure conversion

Notes:

Input format: .csv
Ensure CSV uses a consistent delimiter (commas, semicolons, tabs).
Non-English characters supported (UTF-8 recommended).
Empty rows or unusual delimiters may affect formatting.

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Merge Excel Files

Combine multiple Excel spreadsheets into one.

Frequently Asked Questions

Can I convert multiple CSV files at once?

Yes, batch processing is supported.

Will formulas be included in the Excel file?

No, only raw CSV data is converted; formulas must be added manually in Excel.

Do I need to install software?

No, conversion happens entirely online in your browser.

Are my files secure?

Yes, uploaded files are deleted after processing.

Is this tool free?

Completely free to use.