Text Deduplication Tool

A simple yet efficient online text deduplication tool that supports mixed Chinese/English content, with optional case-insensitive matching.

About Text Deduplication

The Text Deduplication tool efficiently removes duplicate lines or list items from your text. It is an essential tool for cleaning up data lists, email databases, or any repetitive content.

How to Use?

  1. Paste your list or text into the input area.
  2. Choose whether the comparison should be case-sensitive.
  3. The tool automatically removes duplicates.
  4. Copy the unique list.

Features

  • Case Sensitivity Option: Choose if "Apple" and "apple" are treated as the same.
  • Fast Processing: Handles large lists quickly.
  • Stats Display: Shows how many duplicates were removed.

FAQ

Does it sort the list?

This tool focuses on removing duplicates. For sorting, please use our Text Sorting tool.

Can it handle CSV data?

It treats each line as a unique item, so it works well for line-based CSV data.