Free Text Tool
Remove Duplicate Lines Online
Quickly remove duplicate lines from your text. Keep unique lines, clean your lists, and download or copy the result for free.
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Original Lines
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Unique Lines
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Lines Removed
How to Remove Duplicate Lines
1. Paste your text or list into the input box.
2. Choose whether matching should be case-sensitive.
3. Select whether you want to remove empty lines.
4. Click Remove Duplicate Lines to clean your text.
5. Copy your result or download it as a TXT file.
Frequently Asked Questions
What does Remove Duplicate Lines do?
It finds repeated lines in your text and keeps only the first occurrence of each line.
What is case-sensitive matching?
When enabled, Apple and apple are treated as different lines. When disabled, they are treated as duplicates.
Is this tool free?
Yes. You can use this tool for free without creating an account.
Is my text uploaded to a server?
No. Duplicate removal happens directly in your browser.