Excel to CSV

Export Excel sheets to clean CSV files — one sheet or all of them.

Excel → CSVCSV → Excel

Drop a file here or click to browseYou can also paste with Ctrl V

How to use Excel to CSV

Why use semicolons?

Excel in many European and Vietnamese locales expects semicolon-separated CSV.

Are dates kept?

Dates are exported as YYYY-MM-DD.

Is it free?

Yes.

Turn JSON into spreadsheets and spreadsheets into JSON — nested objects flattened, Excel-ready output.

Beautify, minify and validate JSON instantly with syntax highlighting and precise error locations.

Convert text and files to Base64 and back. UTF-8 safe, URL-safe variant and data URL output included.

Turn an image into a Base64 data URI for HTML or CSS — or decode Base64 back into an image.

Convert any color between HEX, RGB, HSL, HSV and CMYK — with shades, palettes and contrast check.

Convert between binary, decimal, hex, octal and any base up to 36 — even huge numbers.