Is comparison case-sensitive?

You can toggle case-sensitivity — both modes are supported.

What is considered a duplicate?

Any line that appears more than once. Only the first occurrence is kept.

Yes, sort alphabetically A-Z or Z-A after removing duplicates.

No limit — process as many lines as needed.

Yes, there is an option to also remove empty lines.

free

Remove duplicate lines from text instantly. Keep unique lines, sort, and clean up lists easily.

Input (one item per line)

Case sensitiveTrim whitespace

Paste your text with duplicate lines into the input box.

Choose case-sensitivity and whether to sort the output.

Copy the deduplicated text to your clipboard.

Count words, characters, sentences, paragraphs, and estimate reading time in real-time as you type.

Convert text between UPPERCASE, lowercase, Title Case, Sentence case, camelCase, and more.

Remove extra whitespace, double spaces, leading and trailing spaces from text instantly.