playlist_remove
Duplicate Line Remover
Remove duplicate lines from text.
Paste your text and get back only unique lines, in their original order.
Keeps First Occurrence
Original line order is preserved.
Flexible Matching
Ignore case, trim whitespace, and remove blank lines.
Free & Unlimited
No signup, no watermarks, no usage limits.
What is a Duplicate Line Remover?
A duplicate line remover scans a block of text and removes any line that has already appeared earlier, keeping only the first occurrence of each unique line in its original position.
How to use this tool
- Paste your text.
- Choose whether to ignore case, trim whitespace, or remove blank lines.
- Click Remove Duplicates to see the deduplicated result.
Frequently Asked Questions
The first occurrence of each line is kept, in its original position, and all later duplicates of that same line are removed.
Yes. Use the checkboxes to ignore case differences and trim leading/trailing whitespace before comparing lines for duplicates.
Yes. 100% free — no account required, no usage limits.