Alphabetize and Deduplicate Lines

Alphabetize a list, remove repeated lines, trim whitespace, and discard blank rows entirely in your browser.

Your text stays in this browser. Up to 4 MB is held only in local memory.

How to use this tool

  1. Paste one item per line, choose the sorting and cleanup rules, then select Process lines.
  2. Review the live result and use Copy result when you need to share it.

How the transformation works

The tool optionally trims each line, removes blanks, tracks unique values with case-sensitive or case-insensitive keys, and applies locale-aware natural sorting.

Formula

The tool optionally trims each line, removes blanks, tracks unique values with case-sensitive or case-insensitive keys, and applies locale-aware natural sorting.

Step-by-step calculation

  1. Paste one item per line, choose the sorting and cleanup rules, then select Process lines.
  2. The tool optionally trims each line, removes blanks, tracks unique values with case-sensitive or case-insensitive keys, and applies locale-aware natural sorting.
  3. Check the displayed result, then copy it if needed.

Worked example

Processing ‘Item 10, Item 2, item 10, Item 1’ on separate lines with case-insensitive deduplication produces Item 1, Item 2, Item 10.

Risk guidance

Frequently asked questions

Does this tool send my inputs anywhere?

No. The interactive calculation runs in your browser and this site does not submit tool inputs to a backend.

How should I use the result?

Check that the entered units and values match your situation, especially around dates, breaks, and rounding.

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