JSON Diff

Free online JSON diff tool. Compare two JSON objects and find differences instantly.

Click "Compare" to find differences between two JSON objects.

Introduction

JSON Diff compares two JSON objects side-by-side and highlights differences. Perfect for debugging API responses, tracking configuration changes, and reviewing data migrations.

Examples

Paste two JSON objects and instantly see added, removed, and changed fields highlighted in different colors.

Frequently Asked Questions

Is my data secure?

Yes. All processing happens in your browser. Your data never leaves your device.

Can I compare large JSON files?

Yes, but very large files may affect browser performance. We recommend comparing files up to 1MB.

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