Text Diff

Compare two texts and see added, removed and changed lines and words.

Compare Documents Easily with Our Online Text Diff Tool

Whether you are a programmer reviewing code, a writer editing drafts, or a student checking revisions, finding the exact differences between two pieces of writing can be tedious and time-consuming. Our online text diff tool is designed to make this process effortless, fast, and completely free. By comparing two blocks of text side-by-side or inline, you can instantly spot additions, deletions, and modifications without installing any software on your device.

Why Use a Text Comparison Utility?

Manual proofreading for changes is prone to human error, especially in large documents or source code files. Utilizing an automated text comparison utility ensures accuracy and saves valuable time. Here are some of the primary use cases:

Programming and Development: Quickly compare different versions of code, configuration files, or scripts to find bugs and recent updates.
Content Editing and Writing: Track changes between rough drafts and final copies to see what was added, removed, or rewritten.
Legal and Compliance: Verify contracts and policy updates by highlighting subtle wording alterations between document versions.

How to Use the Text Diff Tool

Getting started with our comparison utility takes just a few seconds. Follow these simple steps:

Paste your original text or older version into the first input box.
Paste your updated text or newer version into the second input box.
Click the compare button to instantly generate a detailed breakdown of the differences.
Review the highlighted additions and deletions to see exactly what changed.

Frequently Asked Questions

Is this online text diff tool really free?
Yes, our tool is 100% free to use with no hidden fees, subscriptions, or registration required.

Are my documents secure?
We prioritize your privacy. All text comparisons are processed securely, and we do not store your sensitive data or documents on our servers.

Is there a limit to how much text I can compare?
You can paste large paragraphs, essays, or code blocks into the tool and receive immediate results without performance lags.

More Text tools

Word Counter — Count words, characters, sentences and reading time instantly.
Case Converter — Switch text between UPPER, lower, Title and camelCase.
Lorem Ipsum Generator — Placeholder text in Latin, English, Arabic, Chinese, Hindi and 6 more scripts.
Find and Replace — Find and replace words or phrases, with whole-word and regex options.
Remove Duplicate Lines — Delete repeated lines and keep only the unique ones.
Sort Lines — Sort lines A–Z, Z–A, by length, by number or shuffle them.
Remove Extra Spaces — Clean up double spaces, tabs and empty lines.
Remove Line Breaks — Join lines into one paragraph — great for text copied from PDFs.
Add Line Numbers — Number every line, with your own start value and format.
Count Lines — Count total, empty, unique and longest lines.
Extract Emails — Pull every email address out of any text, HTML or CSV.
Extract URLs — Find all links in a text and list them or their domains.