Remove Duplicate Lines
Remove repeated lines while preserving order.
Runs in your browser · no upload
Duplicate line remover
Keep the first copy of each line and remove repeats.
5 input lines
Questions
Does this tool keep the original order?
Yes. It keeps the first copy of each line and removes repeated copies later in the text.
Can it ignore uppercase and lowercase differences?
Yes. Turn on Ignore case to treat Apple and apple as the same line.
Does this text upload to a server?
No. The text is processed directly in your browser.