remove duplicate lines

Paste your text and remove all duplicate lines, keeping only unique entries.

How It Works

1. Paste Your Text

Enter the text containing lines you want to deduplicate.

2. Remove Duplicates

Click the button to instantly process your text and remove redundant lines.

3. Copy Result

Copy the cleaned text with only unique lines to your clipboard.

Why Use OnlineTinker's Duplicate Line Remover?

Our free online Duplicate Line Remover is an essential tool for anyone working with text data. Quickly clean up lists, code, or any text document by eliminating redundant lines. It's fast, private, and incredibly easy to use:

  • Instant Deduplication: Remove duplicate lines in seconds.
  • Preserves Order: Keeps the first occurrence of each unique line.
  • Completely Free: No costs, no subscriptions, no limits.
  • Privacy-Focused: Your text is processed on the fly and not stored.

Perfect For:

  • Developers: Clean up log files, configuration files, or code snippets.
  • Data Analysts: Prepare data for analysis by removing redundant entries.
  • Writers: Ensure unique entries in lists or bibliographies.
  • SEO Specialists: Clean up keyword lists or URLs.

Frequently Asked Questions (FAQs)

How does this tool remove duplicate lines?

The tool processes your input text line by line, identifying and keeping only the first occurrence of each unique line. Subsequent identical lines are discarded.

Is this tool free to use?

Yes, our Duplicate Line Remover is completely free to use, with no hidden costs or subscriptions.

Do I need to install any software?

No, our tool is entirely web-based. You can access it directly from your browser on any device without needing to download or install anything.