Text tools

Remove Duplicate Lines

Remove repeated lines while keeping order.

Browser

Runs in your browser.

Fast

Open, run, copy.

Result

Result appears here.

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FAQ

Questions

Does the tool keep the original order?

Yes. The first appearance of each unique line is preserved.

Are blank lines removed?

Blank lines are treated like any other line and are deduplicated if repeated.

Can I use it for email or keyword lists?

Yes. It works well for plain-text line-based lists.