Free · No signup · Private — runs in your browser

Excel to CSV

Export an Excel spreadsheet to a clean .csv file in seconds — perfect for imports, databases and tools that expect comma-separated data. Everything runs locally in your browser.

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Drop your .xlsx or .xls file here or click to browse

Converted on your device — nothing is uploaded.

One file is free — drag in several to batch-convert with Pro.

Need to edit, not just convert? Open the full Gridoly editor →

How it works

1Add your Excel fileDrag an .xlsx or .xls file onto the box, or click to choose one.

2We convert itThe first sheet is read and written out as comma-separated values.

3Download CSVDownload your .csv — ready for imports, scripts or any data tool.

Frequently asked questions

Which sheet gets exported?

The first sheet of the workbook is converted to CSV. Need a different one? Open the file in the full editor and pick the sheet.

Does it support .xls as well as .xlsx?

Yes — both the modern .xlsx and the older .xls format are supported.

Is it private?

Completely. The file is processed in your browser and never uploaded.

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