Duplicate Remover
Remove duplicate lines from any text with one click.
0
Input lines
0
Unique lines
0
Removed
Unique lines
Your result will appear here.How to use Duplicate Remover
- 1
Paste lines
Put one item per line in the input area.
- 2
Set matching rules
Choose whether matching should ignore case, trim spaces, or remove blank lines.
- 3
Copy clean text
The unique lines appear instantly and can be copied with one click.
Related Tools
Word Counter
Count words, characters, sentences, and estimate reading time instantly.
Character Counter
Count characters with/without spaces, special chars, and digits.
Case Converter
Convert text to UPPER, lower, Title Case, camelCase, snake_case and more.
Text Reverser
Reverse text, individual words, or entire lines instantly.
Frequently Asked Questions
Does it keep the first duplicate?
Yes. The first occurrence stays and later duplicates are removed.
Can it ignore capitalization?
Yes. Leave case-sensitive matching off to treat Apple and apple as duplicates.
Can blank lines be removed?
Yes. Enable the blank-line option to keep the output tidy.
Is my list private?
Yes. Processing happens in your browser only.
What is this useful for?
It is useful for cleaning keyword lists, email lists, product IDs, logs, and copied spreadsheet rows.