No, your text is never uploaded or stored. Everything runs in your browser for maximum privacy.

Does this work on mobile?

Yes, our word counter is fully mobile and desktop responsive.

What languages are supported?

It works with any language that uses spaces to separate words.

Free Online Text Tools

Professional text utilities for writers, students, and content creators. 100% free, private, and instant.

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Input Text:

Remove empty lines Trim whitespace Preserve case

Sort:

1 Input Lines

0 Output Lines

1 Duplicates Removed

Output (No Duplicates):

Why Use a Duplicate Line Remover?

Duplicate lines can cause issues in code, CSV files, email lists, and more. This tool quickly finds and deletes all duplicate lines, helping you clean up lists for Excel, Google Sheets, or text processing. It also offers sorting and empty line removal for maximum control.

Everything is processed instantly and locally—your data is never uploaded or saved.

Frequently Asked Questions

How does this tool work?

Paste your text or list in the box, and duplicate lines will be removed instantly. You can also choose to sort the lines or trim empty lines.

Is my text safe?

Yes. All processing happens in your browser. Your text is never uploaded, stored, or seen by anyone else.

Can I use this for code, CSVs, or emails?

Absolutely! This tool is great for cleaning up code snippets, CSVs, email address lists, and any plain text data.

Does it handle large files?

You can process thousands of lines—limited only by your browser's capabilities.

Word Counter Text Case Converter Remove Duplicate Lines Word Frequency Analyzer