All tools
Excel to CSV
Save an Excel workbook's sheet as a CSV file, cells as Excel shows them. Free, with no account or uploads.
Turn an Excel sheet into a CSV
Drop an .xlsx workbook, choose the sheet, then download the CSV.
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.
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.
- Say what you want to doLook at it, change it, or turn it into the other kind.
- Open the fileA CSV, TSV or text table, or an Excel workbook (.xlsx).
- 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.
- DownloadAs CSV or as an Excel workbook, read back before it is offered.
Questions people ask
- Which sheet becomes the CSV?
- The sheet you are looking at; choose another sheet to save that one.
- Do dates and numbers keep their look?
- Yes. Each cell is written as Excel shows it, such as 1,250.50 or 1 Nov 2026, and the CSV starts with a mark that tells Excel it is UTF-8.
- 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