Compare Two Lists

Paste one item per line into each column. Instantly see what is unique to A, unique to B, and shared by both — with item counts.

List A

List B

Case-insensitive Trim whitespace & dedupe

Runs entirely in your browser. Nothing is uploaded.

How it works

STEP 1

Enter list A on the left and list B on the right, one item per line.

STEP 2

Choose case sensitivity and trim/dedupe settings, then click Compare.

STEP 3

View items only in A, only in B, or in both. Copy any column with one click.