Remove Duplicate Lines
Delete repeated lines and clean up any list — with options to ignore case, trim whitespace and sort.
How to remove duplicate lines
1Paste your list or text, one item per line.
2Choose options like ignore case or sort.
3Click Remove duplicates and copy the result.
Does it keep the original order?
Yes, by default the first occurrence of each line is kept in its original order. Enable "Sort result" to order them alphabetically instead.
Is my text uploaded anywhere?
No. Everything runs in your browser and your text is never sent to a server.