Does it keep the original order?

Yes. The first appearance of each line is kept in its original position unless you choose to sort.

What does ignore case mean?

"Apple" and "apple" are treated as the same line, and only the first is kept.

Can I clean email or phone lists?

Yes. It works with any list: emails, numbers, names, keywords or URLs.

How many lines can it handle?

Tens of thousands of lines in a moment, right in your browser.

No. Everything runs on your device.

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Duplicate Line Remover

Remove repeated lines from any list.

Ignore case Trim spaces Remove empty lines Sort A–Z

7 lines in → 3 unique lines · 4 removed

apple
banana
mango

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How to Use the Duplicate Line Remover

Paste your list with one item per line. Choose options like ignore case, trim spaces, remove blank lines or sort A–Z. The cleaned list and the number of duplicates removed appear instantly. Copy or download the result.

Frequently Asked Questions

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How to Use the Duplicate Line Remover

Frequently Asked Questions

Does it keep the original order?

What does ignore case mean?

Can I clean email or phone lists?

How many lines can it handle?

Is my list uploaded?

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