QuickKit

Diff Checker

Compare two blocks of text and highlight the differences.

How to Use

  1. 1

    Paste original text on the left

    Enter the original version of your text in the left panel.

  2. 2

    Paste modified text on the right

    Enter the updated or changed version in the right panel.

  3. 3

    View the differences

    Added lines are highlighted in green, removed lines in red. Changed words within lines are highlighted inline.

Frequently Asked Questions

Paste the original text on the left and the modified text on the right. The tool highlights additions in green, deletions in red, and modifications so you can spot every difference at a glance.

Yes. The diff checker works with any plain text including source code. It highlights line-by-line differences, making it useful for code reviews and comparing file versions.

Yes, it performs the same function as the Unix diff command but with a visual, color-coded interface that makes differences much easier to spot and understand.