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Text Cleaner

Clean up and normalize lists of text. Remove duplicates, strip empty lines, and sort alphabetically locally.

Core processing runs in your browser. Keep the tab open until downloads or copied results are complete.
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Guide

Usage, privacy, and related tools

Best for

  • Email list cleanup
  • ID and username list normalization
  • Preparing data for CSV import

Privacy

All text processing happens locally in your browser. Your lists are never uploaded or shared.

Quick tips

  • Trim whitespace first to ensure duplicates are identified correctly.
  • Use Sort A-Z to find gaps in your sequential lists.
  • Reverse order is useful for reversing time-based logs.

How to use this tool

  1. Paste your list into the source area.
  2. Select the cleaning options (duplicates, empty lines, sort).
  3. Copy the cleaned result.

Common questions

Does this tool store my lists?

No. The tool runs entirely client-side and does not store any data.

Can I sort lists with numbers?

Yes, it uses standard alphabetical sorting which works for alphanumeric strings.

Related tools

Text Case ConverterConvert text between different case formats (camelCase, snake_case, etc.)CSV to JSONConvert CSV files and data to a JSON array with automatic header detection