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Text to One Line

Join every line into one line with your own separator, plus whitespace, quote and sentence-spacing options.

Text to one line

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Joining happens locally in your browser, so your text stays private.

How to use the Text to One Line

  1. Paste the multi-line text you want to collapse.
  2. Choose a separator or type your own.
  3. Set the whitespace and quote options, then copy the single line.

Features

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Frequently Asked Questions

Common questions about the free online text to one line.

Paste your multi-line text, pick a separator such as a space, and press Join lines. The whole document becomes a single line in the output box.
It replaces tabs, double spaces and other runs of whitespace inside each line with a single space, so the joined line reads cleanly.
A space, nothing at all, a comma and space, a semicolon and space, a vertical bar, or any custom text you type in the custom box.
With it on, curly quotes stay curly. With it off, curly quotes and apostrophes are converted to plain straight marks in the joined line.
It adds a space after a joined line that ends in a full stop, question mark or exclamation mark, so sentences never run together.
Yes. Lines that contain only spaces are skipped, so you get one tidy line without doubled separators from blank rows.
No. Joining happens entirely in your browser, so your text is never sent to a server.
Yes. The tool is fully responsive and works in any modern browser on desktop, tablet and phone.
Yes. The text to one line tool is completely free, with no account, no sign-up and no usage limits.

Last updated: October 10, 2026