Tidy up any list or block of text. Remove duplicate lines, strip empty lines, trim whitespace and optionally sort the result alphabetically.
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Tidy up any list or block of text. Remove duplicate lines, strip empty lines, trim whitespace and optionally sort the result alphabetically.
Whether you're a professional or just need a quick result, the Remove Duplicate Lines gives you a fast, reliable text tool that works instantly in your browser. There's no software to install and nothing to sign up for — open the page, get your result and move on. Because everything runs on your own device, it's private by default and available whenever you need it.
The Remove Duplicate Lines is part of TechToolsCenter — a free, privacy-first collection of 126+ online tools. Everything runs 100% in your browser, so your data stays private and results are instant.
Input
Output
Formats
Drop in the text you want to work with. It's processed instantly and privately in your browser.
Pick the operation or style you need. The output updates the moment you make a change.
Check the transformed text in the preview and tweak options until it's right.
Copy the finished text with one click — no sign-up, no character limits.
Tips
Common mistakes
Best practices
Input
Text — e.g. remove duplicates
Output
Text, generated instantly in your browser
Yes. There's an option to sort the cleaned lines alphabetically.
It's free, private and works instantly — no sign-up required.
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