Edit Excel files online

Upload an .xlsx or CSV and edit it in your browser with live formulas.

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It opens right in the editor
or
Open Excel sheets editor — it's free

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Result

Upload any Excel workbook or CSV and edit it right in your browser: every sheet imports with its data and formulas kept live, so totals recalculate as you type. Export back to .xlsx when you're done — no Excel required.

How to edit an Excel file online

  1. 1Upload your Excel file (.xlsx, .xls, or CSV) — it opens right in the editor.
  2. 2Edit cells, formulas, and sheets; totals recalculate live.
  3. 3Export back to Excel or CSV — changes also save automatically.

Frequently asked questions

Do formulas stay live after uploading?

Yes. Formulas import as formulas, not frozen values — edit any cell and dependent results recalculate.

Can I edit CSV files too?

Yes. CSV and TSV files open as sheets, and you can export them back to CSV or upgrade them to .xlsx.

Is the Excel editor free?

Yes. Uploading, editing, and exporting spreadsheets are all free with no row or file limits.

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