Text Diff Checker

A Text Diff Checker compares two pieces of text and highlights the differences between them — showing what was added, removed, or changed.

Paste the original text on the left and the modified text on the right. Click Compare to see highlighted differences.

Yes, free forever with no account required.

All comparison is done in your browser. No text is sent to any server.

Yes! It works great for comparing code snippets, configuration files, or any plain text content.