Free Text Deduplicator

Clean repetitive line lists in one click.

Text Deduplicator

Remove duplicate lines while preserving order.

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How to Use

  1. Paste input text and choose line or word deduplication mode.
  2. Set case-sensitivity, trimming, and optional output sorting.
  3. Run dedupe and review before/after totals in the status line.

Workflow Notes

  • Line mode is useful for list cleanup; word mode is useful for sentence-level cleanup.
  • Case-sensitive mode treats Apple and apple as different tokens.
  • Sort output helps produce deterministic exports for diff checks.

Common Use Cases

  • Remove repeated lines from copied logs and exports.
  • Deduplicate repeated words in draft copy quickly.
  • Prepare cleaner text before parsing or formatting steps.

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FAQ

Can I deduplicate words instead of lines?

Yes. Switch to word mode to remove repeated word tokens.

Will original order be preserved?

Yes by default. You can enable sort output if you need ordered results.

Can I ignore case while deduplicating?

Yes. Leave case-sensitive mode disabled to dedupe in case-insensitive mode.

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