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Free browser tool

List Cleaner

Remove duplicate lines, trim spaces, and optionally sort a list before you paste it elsewhere.

Quick answer

List Cleaner helps estimate the result from your inputs in the browser. Use the output as a planning number, then compare it with your records, provider terms, or official guidance before making a final decision.

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This tool cleans text rows locally. It does not validate email addresses, SKUs, or business records beyond simple duplicate removal.

Calculator

Results update as you type

Free

Cleaned list

3 unique items
Input rows
5
Removed duplicates
2

Useful for keywords, email lists, SKUs, tags, and repeated export rows before you paste them into another tool.

Breakdown

Unique items
3
Output
apple banana pear

Formula

The math behind the result

output = unique non-empty lines

optional steps: trim spaces, then sort alphabetically

How it works

A clean flow from input to answer

  1. 1Paste one item per line.
  2. 2Choose whether to trim spaces or sort the final output.
  3. 3Review the unique result before reusing it in another tool or sheet.

FAQ

Common questions

Can I use this for keywords?

Yes. It works well for keywords, tags, SKUs, email exports, and repeated notes.

Does it merge similar spellings?

No. It only removes exact duplicate rows after the selected cleanup options run.

Related

Keep the workflow moving