Remove Duplicate Lines

Clean your lists by removing duplicate entries instantly.

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Features

Smart De-duplication

Instantly remove all duplicate lines from your text, keeping only the first occurrence of each unique entry.

Advanced Filtering

Toggle case sensitivity, trim whitespace, and ignore empty lines for precise control over your results.

Real-Time Statistics

Monitor total lines, unique counts, and removed items instantly as you type or paste your data.

About Remove Duplicate Lines

The Remove Duplicate Lines tool is a powerful and lightweight utility designed to help you clean up messy lists and datasets. Whether you are dealing with email lists, code snippets, or simple text files, this tool provides a fast and efficient way to extract unique values. Unlike basic tools, it offers advanced options like case-sensitive matching and whitespace trimming, ensuring that your data is exactly how you need it. Everything is processed locally in your browser, guaranteeing your privacy.

How to Use Remove Duplicate Lines

  • 1
    Input Your Content

    Paste your list or text into the input workspace. Each item should ideally be on a new line.

  • 2
    Configure Options

    Use the toggles at the top to enable Case Sensitive matching, Trim Whitespace, or to Ignore Empty Lines.

  • 3
    Analyze and Copy

    Review the live statistics and unique result on the right. Click the Copy Result button to transfer the clean list to your clipboard.