Text & Code Diff Checker
Paste two code snippets or config files to instantly find every change. Side-by-side and inline views, fully offline.
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Frequently Asked Questions
Yes. Paste your text or code into both panels and the tool highlights every addition, deletion, and modification line-by-line.
Yes. The diff viewer uses CodeMirror with syntax highlighting for popular languages like JavaScript, Python, JSON, and more.
Side-by-side and inline (unified) views. Side-by-side shows both versions next to each other; inline merges them into a single view with colored additions and deletions.
Yes. It is perfect for comparing JSON API responses, YAML configs, .env files, or any structured text. Syntax highlighting makes differences easy to spot.
No artificial limit. The diff runs locally using your device's memory, so it handles massive files that server-based tools cannot.