Duplicate text remover online

Advanced unique-text cleaner — lines, paragraphs, words · keep first/last · regex · live stats · CSV/TXT export. 100% local.

Input

Unique output

On duplicate

Optional filter regex (keep matching only)

0Input items

0Unique

0Removed

—Kept %

Paste text or Load demo, then Remove duplicates.

Duplicate text remover online — advanced guide

Use this duplicate text remover online to clean keyword lists, logs, emails and notes. Choose lines, paragraphs or words; keep the first or last occurrence; optionally filter with a regular expression; export TXT or CSV. Everything runs in your browser on mobile and PC.