About

Diff anything. In one click.

Side-by-side comparison for text, JSON, and arrays — with sort keys, ignore whitespace, set diff and more. Private by default.

Mode
Original
Modified

Pick a focused tool

Text Diff

Line-by-line comparison with semantic cleanup. Ignore case, whitespace, empty lines.
{ }

JSON Diff

Sort keys, normalize arrays, drop empty values, then diff. Format on paste.
[ ]

Array Diff

Set or order-sensitive diff. Sort alphabetically or numerically. Dedupe.