Duplicate Line Remover

Remove duplicate lines from text instantly. Keep only unique lines with configurable case sensitivity.

Enter Text with Duplicate Lines

Result (Unique Lines Only)

How to Use

1. Paste your text with duplicate lines into the input area

2. Configure options: case sensitivity and line trimming

3. Duplicate lines will be removed automatically

4. Copy the cleaned text with unique lines only

Note: All processing happens in your browser. Your data never leaves your device.