Duplicate Line Remover
FreeClean up lists by removing duplicate lines. Optionally ignore letter case, trim spaces and sort the result alphabetically.
How to use Duplicate Line Remover
- 1Paste your list, one item per line.
- 2Choose the matching options.
- 3Copy the cleaned list.
Private by design. This tool runs in your browser. Nothing you enter or add is uploaded.
Frequently asked questions
Which copy of a duplicate is kept?
The first occurrence is kept and later repeats are removed, so the original order is preserved unless you turn on sorting.
Are blank lines removed?
Yes. Empty lines are dropped from the result.
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