Free Remove Duplicate Lines
Delete duplicate or blank lines from any list.
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About the Remove Duplicate Lines
Free tool to remove duplicate lines from text. Deduplicate lists, optionally ignore case, trim whitespace and drop blank lines — all in your browser.
How it works
- 1
Paste your list
Add the lines you want to clean up.
- 2
Set options
Choose case sensitivity and whitespace handling.
- 3
Get unique lines
Copy the deduplicated result.
Frequently asked questions
Yes. Toggle case-insensitive matching so 'Apple' and 'apple' count as duplicates.
Yes — the first occurrence of each line is kept in its original position.
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