Remove Duplicate Lines

Paste your text below to instantly get a clean list with only unique entries.

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Input
Lines: 0 | Duplicates: 0
Output (Unique Lines)
Lines: 0

About The Duplicate Line Remover

This tool is a simple but powerful online utility designed to deduplicate any list of text. It works by reading every line you paste into the input box and removing any subsequent occurrences of the same line, leaving you with a clean list containing only the first instance of each entry.

How to Use This Tool

  1. Paste Your List: Copy your list of text and paste it into the "Input" text area.
  2. Get Instant Results: The tool automatically processes the text and displays the clean list of unique lines in the "Output" text area.
  3. Copy Your Clean List: Click the "Copy Result" button to copy the deduplicated list to your clipboard.

Frequently Asked Questions (FAQ)

What is considered a duplicate line?

A line is considered a duplicate if it is an exact character-for-character match of a line that appeared before it. This includes whitespace and capitalization.

Is my data saved on your server?

No. Your privacy is our top priority. This tool operates entirely within your browser.

Can I remove duplicates from an Excel or CSV file?

Yes. You can copy a column directly from Excel or Google Sheets and paste it into the input box.

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