Duplicate Line Remover

Case Sensitive: Choose whether "Apple" and "apple" are treated as different
Preserve Order: Keep lines in their original order or sort alphabetically
Fast Processing: Works instantly on your browser
Privacy: All processing happens locally, your data never leaves your device

Remove duplicate lines from your text efficiently

Enter your text (one item per line):

Case sensitive Preserve order

Result will appear here...

1. Enter Text: Paste or type your text with one item per line.

2. Choose Options: Select case sensitivity and order preservation options.

3. Remove: Click the button to remove duplicate lines.

4. Copy/Download: Use the buttons to copy or download your results.