Remove Duplicates
Clean a list: keep the first of every duplicated line.
Before: 0 linesAfter: 0 lines
How to use this tool
- 1Paste your list into the box.
- 2Pick whether to keep order or sort the result.
- 3Copy the deduplicated list.
Frequently asked questions
Is matching case-sensitive?
By default 'Apple' and 'apple' are treated as different; toggle case-insensitive to merge them.
Does trailing space matter?
Toggle 'trim lines' to treat 'a ' and 'a' as the same entry.
How many lines can it handle?
Thousands — processing is instant and local.