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About CSV to Excel
CSV to Excel turns a comma separated file into a real Excel .xlsx workbook. Numbers become numbers, and values such as phone numbers with leading zeros stay as text.
Read the guide: How to Convert a CSV File to Excel (.xlsx) →
Tips for best results
- Open the result in Excel, Google Sheets or LibreOffice.
- Save your CSV as UTF-8 so non-English letters look right.
- Very large files may be slow on older phones.
How to use CSV to Excel
- 1
Add your CSV
Choose a .csv, .tsv or .txt file. The separator is detected for you.
- 2
Check the summary
See how many rows and columns were found.
- 3
Convert
Click Convert and download the .xlsx file.
Frequently asked questions
Will formulas run?
No. Text that starts with = is kept as plain text, so nothing runs by accident.
Is my file uploaded?
No. Your file is opened inside your browser, so it stays on your own phone or computer and is not sent to our servers.