Remove Duplicate Lines
Clean up lists by removing duplicate lines and empty rows instantly. Private, no sign-up.
How to Use the Duplicate Line Remover
- Paste your list, one item per line.
- Choose options: ignore case and trim whitespace as needed.
- Click Remove Duplicates and copy the cleaned list.
Frequently Asked Questions
How does the duplicate line remover work?
Paste your list, click Remove Duplicates, and the tool keeps only the first occurrence of each line while removing empty rows.
Does it keep the order of my lines?
Yes. By default the original order is preserved - only duplicate lines and empty rows are removed.
What is this tool used for?
People use it to clean up email lists, keyword lists for SEO, CSV exports, invitation lists, inventory lists and any text file with repeated lines.
Is this tool free?
Yes, it is completely free with no sign-up and no usage limits. Your text never leaves your device.