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CSV to Excel

Exports from banks, shops and apps often arrive as CSV. Turn them into a tidy Excel workbook where numbers add up, dates sort correctly and the header stays in view.

Free, no sign-up. Runs in your browser: nothing is uploaded.

How to use CSV to Excel

  1. Drop one or more CSV files.
  2. Check the separator and the header option.
  3. Download the Excel (.xlsx) file.

Features

  • Several CSV files become sheets of one workbook
  • Numbers and dates become real Excel values
  • Bold, frozen header row with filters
  • Comma, semicolon, tab or pipe separated files
  • Columns sized to fit

Supported formats

You can open

  • CSV
  • TSV
  • TXT

You get

  • XLSX

Private by design

Your files are opened and processed by your browser on this device. They are never uploaded to openWorkstand or anyone else, so the CSV to Excel is safe for contracts, IDs, photos and work documents, and it keeps working offline once the page has loaded. How local processing works

Good to know

  • Very large files are limited by your device’s memory; on a phone, split huge files into smaller parts first.

When to use the CSV to Excel

  • Open a bank or shop export as a proper Excel table.
  • Combine several CSV exports into one workbook.
  • Keep leading zeros and dates correct.

Troubleshooting

The file does not open

Check that it is one of the supported formats above and opens in another app. Damaged files and password-protected PDFs cannot be read until they are repaired or unlocked.

It is slow or stops on a very large file

Everything runs on your device, so speed depends on its memory. Close other tabs, use a computer rather than a phone, or split the file into smaller parts first.

The download did not start

Look for your browser’s download bar or icon. Some browsers ask once before a site may download files; allow it and click the button again.

Frequently asked questions

Why not just open the CSV in Excel?

Excel guesses the separator and the data types, and often turns numbers into text, drops leading zeros or swaps day and month. Converting first gives you a clean .xlsx with the types you expect.

Can I convert semicolon-separated files?

Yes. The separator is detected automatically, and you can also choose comma, semicolon, tab or pipe yourself.

Are my files uploaded?

No. Your files are processed on your own device by your browser. They never leave your computer or phone, and there is no file size limit other than your device’s memory.

Step-by-step guides

Keep working with the result

After you download, choose “Save to Workstand” to keep the result in a folder on your computer, attach it to a project and create a follow-up task. It is saved by your browser, not uploaded.