Remove Duplicate Lines

Delete repeated lines, keeping the first occurrence.

Unique lines

Remove duplicate lines from a list, optionally ignoring case.

What is the Remove Duplicate Lines Tool?

The remove duplicate lines tool cleans a list by deleting repeated lines and keeping the first of each. Fontily's preserves your original order and can optionally ignore case, all processed privately in your browser.

Features

  • Keeps the first occurrence and original order.
  • Ignore-case option.
  • Instant processing.
  • Free and private — runs in your browser.

How to Use the Tool

  1. Paste your list of lines.
  2. Toggle 'Ignore case' if needed.
  3. The de-duplicated list appears instantly.
  4. Copy the unique lines.

Benefits

Lists from exports, logs and copy-paste often contain duplicates. This tool cleans them in one step, leaving a tidy, unique list — ideal for email lists, keyword sets and data prep.

Use Cases

  • Cleaning email or contact lists.
  • De-duplicating keyword lists.
  • Tidying exported data.
  • Preparing unique entries.

Conclusion

Fontily's Remove Duplicate Lines tool gives you a clean, unique list in seconds while keeping order. Paste your lines above and copy the result — free and private.

Frequently asked questions

Yes. It keeps the first occurrence of each line in its original position and removes later duplicates, so your order is preserved.

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