Content Diff Viewer

To use Diff Checker,Paste text into the text boxes below and click on Compare.

First Value

Select a document:

Select File .doc / .docx / .pdf / .txt

------ OR Paste text below ------

Paste a Text:

Second Value

Select a document:

Select File .doc / .docx / .pdf / .txt

------ OR Paste text below ------

Paste a Text:

Compare

About Content Diff Viewer

The Content Diff Viewer by SeoPro.Tools lets you instantly compare two versions of any text, document, or code snippet side by side — and highlights every addition, deletion, and change with color-coded precision.

Why Use SeoPro.Tools Content Diff Viewer?

Spot changes between document drafts in seconds
Detect plagiarism or unauthorized edits to web content
Review code revisions without a version control system
Verify SEO copy updates before publishing
Compare any plain text or rich text in multiple languages

Simply paste your original text into the left panel and your revised text into the right panel, then click Compare. The Content Diff Viewer instantly displays a clear, line-by-line diff report so you can act on the differences right away.

Whether you are a writer reviewing edits, a developer tracking code changes, or an SEO professional auditing page content, this free tool saves you time and eliminates guesswork. No sign-up required — just paste, compare, and move forward with confidence.