What does remove duplicate lines mean?

Removing duplicate lines means deleting repeated lines of text and keeping only unique lines. Related concept: - [Wikipedia – Duplicate data](https://en.wikipedia.org/wiki/Data_deduplication)

When should I remove duplicate lines?

You may need to remove duplicate lines when cleaning lists, logs, datasets, keywords, or copied text.

How does this tool detect duplicate lines?

The tool compares each line of text and removes lines that are exactly the same.

Does line order stay the same?

Yes. The original order of the first occurrence of each line is preserved.

Who should use this tool?

This tool is useful for writers, developers, SEO practitioners, data cleaners, and anyone working with text lists.

Is my text sent to a server?

No. All text processing is done locally in your browser. No text is uploaded or stored.

FlowTooly

Remove Duplicate Lines

Remove duplicate lines from text instantly to keep only unique lines. Clean, fast, and processed locally in your browser.

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Remove Duplicate Lines