Free list deduplicator

Remove duplicate lines and keep the original order.

Clean repeated names, keywords, URLs, IDs, or list entries. Matching ignores capitalization and surrounding spaces while retaining the first version.

Your list stays on your device

1 · Paste the listPut one item on each line in the left box.
2 · Remove duplicatesTextGleam keeps the first version of each item.
3 · Use the clean listReview the right box, then copy or download it.

Paste one item per lineCase-insensitive matching

Original list

Unique lines

How duplicate matching works

TextGleam trims surrounding spaces and compares lines without case sensitivity. “Marketing” and “ marketing ” count as the same entry. The first occurrence remains in its original position.

Useful for

Keyword and URL lists
Names, email addresses, and identifiers
Survey responses and exported labels
Lists copied from spreadsheets or documents