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CSV to Excel

Turn a CSV file into an Excel workbook, numbers kept as numbers, read back before it is offered. Free, with no account or uploads.

Turn a CSV into an Excel file

Drop a CSV; change it if you like, then download the .xlsx.

Drop a CSV or Excel file

Or choose one: CSV, TSV and text tables, and Excel workbooks (.xlsx). It opens here, on your device.

Stays on your device. Nothing is uploaded.

How it works and help
Opened in your browser by our own readers; nothing is uploaded or kept. Formulas show the values Excel saved, and are never worked out again here.

A little help along the way

Follow these steps. Every option is explained underneath. Everything runs in your browser; nothing is uploaded or kept.

  1. Say what you want to doLook at it, change it, or turn it into the other kind.
  2. Open the fileA CSV, TSV or text table, or an Excel workbook (.xlsx).
  3. Sort, find or changePress a column's letter to sort by it, type words to find rows, and double-click a cell to change it.
  4. DownloadAs CSV or as an Excel workbook, read back before it is offered.

Questions people ask

Are numbers kept as numbers?
Plain numbers are; codes with leading zeros, such as 007, stay text so nothing is lost.
Is the workbook checked?
Yes. It is read back before it is offered, to be sure every sheet is there.
Is my file uploaded?
No. It is opened in your browser by our own readers and never sent anywhere or kept.

This page is the CSV and Excel viewer, opened for this one job; every other tool it has is one press away. Each of its settings is explained on the CSV and Excel viewer's own page.

Read the step-by-step guide