Compare text and code side-by-side online. Highlights added, removed, and modified lines with word-level precision. Free client-side diff tool with unified and split view.
Compare two text or code versions and inspect their differences. Switch between split and unified views, choose line or word comparison, and use the available whitespace options. This compares text; it does not run code or judge its correctness.
Step-by-Step Walkthrough
Step 1
Paste the original text on the left and revised text on the right.
Step 2
Choose split or unified view and line or word comparison.
Step 3
Review highlighted changes and check the surrounding text.
Pro Tip for Best Output Quality
Text matching does not prove semantic equivalence. Large inputs can affect browser responsiveness.
Key Capabilities & Features
Two text inputs
Paste the original and revised versions.
Split or unified view
Choose the comparison layout.
Word or line detail
Inspect changes at the level you need.
Difference counts
Review added, removed, and changed content.
Recommended Creative Use Cases
Frequently Asked Questions
Ready to try Text & Code Comparison Studio (Diff Checker)?
Open the tool directly inside your browser. Completely free, zero file uploads, and no watermarks on your exports.