Diff Checker
Compare text, JSON, CSV, and code files with smart character-level diff and export options.
Click "Compare" to see differences...
Why Use Our Diff Checker?
The most advanced online diff tool with smart comparison, multi-format support, and developer-friendly features.
Character-Level Diff
Not just lines, but also words and characters ke level par differences highlight karta hai.
Multi-Format Support
Text, JSON, XML, CSV, JavaScript, HTML, CSS files ko directly upload aur compare karein.
Smart Options
Whitespace, case, aur line endings ko ignore karke accurate comparison karein.
Diff Statistics
Lines added, removed, modified, aur similarity percentage ka instant overview.
Multiple View Modes
Side-by-side, inline, ya unified (Git-style) view mein results dekhein.
Export Options
Results ko .patch file, HTML report, ya unified diff format mein download karein.
Frequently Asked Questions
A diff checker compares two texts or files line-by-line and highlights the differences. Added lines are shown in green, removed lines in red, and modified lines in yellow. It's useful for code reviews, document versioning, and data comparison.
Paste both JSON texts in the input boxes or upload .json files. Our tool will compare them line-by-line and highlight any differences in keys, values, or structure. You can also enable "Ignore Whitespace" for cleaner results.
Yes! Upload your .csv files or paste the CSV content directly. The tool will compare row-by-row and highlight any changes in data values. For Excel files, first export them as CSV and then upload.
Yes, absolutely! This tool runs entirely in your browser using client-side JavaScript. Your texts and files are never sent to our servers or any third party, making it 100% secure for sensitive data.