Document and text tools
Remove duplicate lines
Remove repeated lines from a list or text, keeping the first occurrence of each line.
Anything you type or paste stays in your browser — it is not uploaded to Tools99.
Workspace: 1. Add files2. Ready3. Working4. Done — download
How this workspace works
- Paste a list or text.
- Remove the repeated lines, keeping the first occurrence of each.
- Copy the cleaned list.
Your text never left this browser, so there is no server copy to delete. Copy it again, start over, or continue with a related tool below.
How to use Remove duplicate lines
- Paste a list or text.
- Remove the repeated lines, keeping the first occurrence of each.
- Copy the cleaned list.
A good use for this
Cleaning a mailing list, a set of tags, or pasted data that contains repeats.
Limits
Lines must match exactly to count as duplicates — the same words with different spacing or capitalisation are treated as different lines.