Excel to CSV Converter Online Free — XLSX to CSV

Q: How are multi-sheet Excel workbooks handled?

You can select the specific sheet you wish to export to CSV, or export the active first sheet by default.

Q: Are formula calculations exported or raw formulas?

Calculated formula values and formatted cell numbers are exported into the standard CSV text stream.

Q: How does the tool handle commas inside text cells?

Standard CSV quoting is applied automatically so that cells containing commas, quotes, or line breaks parse cleanly.

Excel to CSV

Choose files

Drag & drop files here or click to browse

Processed locally in browser memory · Never uploaded

About Excel to CSV

Convert Microsoft Excel spreadsheets (.xlsx, .xls) into clean, standard CSV files. Extract tabular data for importing into databases, CRMs, and analytics tools.

View key capabilities & tips

Key capabilities:

Parses modern XLSX and legacy XLS workbook sheets into standard comma-separated format
Select individual sheets from multi-sheet workbooks for export
Accurate handling of quoted strings, commas, special characters, and numeric precision
Runs locally via SheetJS in browser memory with zero data transmission

Tips:

If your Excel file contains multiple sheets, verify you selected the intended sheet before export.
Check date formats and leading zeros (e.g., postal codes) in the exported CSV to ensure data fidelity.
Open the exported CSV in a text editor to confirm delimiter formatting.

Excel to CSV FAQ

How are multi-sheet Excel workbooks handled?

Are formula calculations exported or raw formulas?

How does the tool handle commas inside text cells?

About Excel to CSV

Related tools

PDF to JPG

JPG to PDF

PDF to PNG

Excel to CSV FAQ