List Union

Combine multiple lists removing duplicates

Privacy Protected
Offline Processing
Instant Results
Input Lists
Options
How to Use
  1. Enter your first list in "List A" (optional)
  2. Enter your second list in "List B" (optional)
  3. Choose the delimiter that separates items in your lists
  4. Configure options for case sensitivity, duplicates, and order
  5. Click "Create Union" to combine both lists

Example:

List A: apple, banana, cherry → List B: banana, date, elderberry → Union: apple, banana, cherry, date, elderberry

About This Tool

Combine multiple lists removing duplicates

Privacy & Security

  • • All file processing happens locally in your browser
  • • Your files never leave your device or get uploaded to any server
  • • No data collection, tracking, or storage of your files
  • • Works completely offline once the page is loaded

Keywords

listunioncombinemerge