Duplicate Lines Remover
Remove duplicate lines from any block of text instantly with this free Duplicate Lines Remover. Useful for cleaning up lists, log files, CSV data, or any content where uniqueness matters.
Remove Repeated Lines from Text Tool
Duplicate Removal Logic
The input text is split into lines, then converted to a set (to eliminate duplicates), and rejoined into a clean, unique list.
Example:
Apple Banana Apple → Apple Banana
The Duplicate Lines Remover tool helps eliminate redundancy in large or small text blocks. Whether you’re processing tags, lists, email addresses, logs, or code snippets — this tool ensures every line appears only once. It trims leading/trailing whitespace and works with line-by-line data. You can optionally preserve order or sort the final result alphabetically.