Convert TXT File to CSV Online for Free (quick download)

Turn a text file into a clean spreadsheet-ready CSV. It reads the shape of your data — tabs, pipes, aligned columns, even Key: value blocks — and shows you the table before you download it.

How the text is read

Layout Detect automaticallySeparated by a characterAligned columns (fixed width)Key: value blocksBordered table (| … |)One value per line

Separator TabCommaSemicolonPipeColonAny run of spaces or tabsTwo or more spacesSomething else…

Skip first lines 0

First row holds the column names Respect quotes around fields

Trim spaces around each value Ignore lines starting with #

Rows with the wrong field count Pad short rows with blanksLeave them as they areCut extra fields offDrop those rows

How the CSV is written

Separator Comma — .csvSemicolon — .csvTab — .tsvPipe — .csv

Quoting Only where neededEvery fieldEvery non-numeric field

Line endings CRLF — Windows, ExcelLF — Mac, Linux

Add a BOM so Excel reads accents correctly Write the column names as row 1

Neutralize formulas (=, +, @) Keep leading zeros in Excel

Your file is read and converted entirely on your device. Nothing is uploaded, stored, or sent anywhere — this tool keeps working with the connection off.