Remove Line Breaks — Join Lines Online Free

1. Paste your text into the input area. The tool handles text from any source — PDFs, emails, terminal output, documents, or web pages. Use the example button to see a demo.

2. Choose your separator. Pick spaces to merge lines into flowing prose, commas for creating CSV-style lists, or enter a custom separator like semicolons or pipes.

3. Toggle paragraph preservation. Enable “Preserve paragraph breaks” to keep paragraph boundaries intact while removing line wrapping within each paragraph.

4. Copy the result. The cleaned output appears instantly below the input with a before/after line count. Click Copy to grab it for pasting into documents, emails, or code editors.

Line breaks are one of the most common sources of messy text. When you copy text from PDFs, emails, or terminal output, each visual line often ends with a hard line break. These breaks made sense on the original screen, but when you paste the text elsewhere it looks fragmented — sentences cut short, paragraphs split into dozens of tiny lines, and formatting that looked fine in the source turns into an unreadable mess.

Cleaning up PDF text: PDF documents are notorious for inserting line breaks at the edge of every page column. When you copy a paragraph from a PDF, each line ends with a break. This tool removes those breaks so the text flows as a proper paragraph, ready for editing in Word, Google Docs, or any text editor.

Email and messaging cleanup: Plain-text emails often wrap at 72 or 80 characters, inserting breaks mid-sentence. Forwarded messages accumulate layers of wrapping. Removing these breaks makes the text readable again and suitable for quoting or reformatting.

Data preparation: When preparing text for spreadsheets, databases, or code, you often need each record on a single line. Joining lines with commas creates CSV-ready data; joining with custom separators creates delimiter-separated values for any system.

Preserving paragraph structure: The paragraph preservation option is key for longer documents. It keeps the logical structure (paragraphs separated by blank lines) while removing the cosmetic wrapping within each paragraph. The result is clean, flowing text that still respects the author's intended paragraph divisions.

Everything runs locally in your browser. No data leaves your machine, there are no limits on text length, and no account is needed. Paste, clean, copy, done.