Free

JSON Diff

Compare two JSON objects. Input must be an array of two objects: [obj1, obj2]. Use this free online JSON Diff to process your data securely. Optimized for performance and privacy.

Input
18 chars
Output

Tips for JSON Diff

1.Paste your data in the Input area.
2.Click the action button to process.
3.Red lines indicate removed content.
4.Green lines indicate added content.
5.100% Client-side privacy.

Frequently Asked Questions

How does the diff algorithm handle array order?

The tool compares arrays index-by-index. If an item is moved, it may show as a deletion and an addition depending on the surrounding context.

Is the JSON Diff tool free to use?

Yes, the JSON Diff is completely free. We do not charge for usage, and there are no limits on how many times you can use it.

How does JSON Diff handle my data privacy?

Security is our priority. This JSON Diff processes all data locally in your browser via JavaScript. Your input never leaves your device and is never sent to any server.

Can I use JSON Diff offline?

Yes. Once this page loads, the JSON Diff logic is cached in your browser, allowing you to use it even without an active internet connection.