Runs locally — nothing is uploaded
Result
Paste two lists, one item per line.
How to use
- 1Paste the first list into A and the second into B.
- 2Choose whether letter case and surrounding spaces matter.
- 3Copy any of the three results with its Copy button.
No. Each list is deduplicated first, so all counts are of unique items.
In the order the items appear in list A (Only in A, In both) or list B (Only in B).
Hundreds of thousands of lines: items are compared with hash sets, not one by one.
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