List comparison

Paste two lists and see what is shared, only in A, or only in B.

One item per line. Leading/trailing spaces are ignored.

Compared in this browser. Nothing is sent anywhere.

Matching is line-by-line after trimming; order is kept from your input. Up to 20,000 lines per list.

How to use

  1. Paste list A and list B, one item per line.
  2. Choose whether letter case matters.
  3. Read or copy each group.

What it supports

Lines are trimmed and deduplicated inside each list; matching is whole-line, not fuzzy. Up to 20,000 lines per list.

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