Duplicate Line Remover

Remove duplicate lines from your text with advanced options for precise control. Perfect for cleaning data, organizing lists, and removing redundant content.

About Duplicate Line Remover

This tool helps you remove duplicate lines from text with advanced options:

  • Trim whitespace - Ignores leading/trailing spaces when comparing
  • Case-insensitive - Treats "Text" and "text" as duplicates
  • Ignore empty - Skips blank lines during processing
  • Consecutive only - Removes duplicates only when they appear next to each other
  • Preserve order - Keeps the first occurrence of each line in original sequence
  • Keep duplicates - Inverts the functionality to only keep duplicate lines

Duplicate Line Remover is particularly useful for cleaning up data, processing logs, organizing lists, and other text manipulation tasks.