JSON Compare Tool

Compare two JSON objects to identify their differences. Easily see added, deleted, or modified data. Upload or paste your JSON and instantly view a detailed difference report.

JSON Compare Tool

How to Use

  1. Paste your first JSON data in the left editor below
    • Click "Click here to load example JSON data" for a quick example
    • Or click in the editor area to directly input/paste your JSON
  2. Paste your second JSON data in the right editor below
    • You can also click "Click here to load example JSON data" or edit directly
  3. Click the Compare JSON button at the top
  4. View the difference report at the bottom
Scroll horizontally on small screens to see full content

Left JSON

Enter or paste JSON directly in this editor

JSON Editor - Type or paste your JSON content here

Right JSON

Enter or paste JSON directly in this editor

JSON Editor - Type or paste your JSON content here

JSON Compare Instructions

This tool can help you compare two JSON objects, supporting the following usage methods:

  • Copy and Paste - Copy JSON data from other sources and paste it into the left or right editor
  • Manual Editing - Modify JSON data directly in the editor

The comparison result will display all differences, including:

  • Added or deleted keys/values
  • Value changes
  • Array element changes
  • Data type changes

About JSON Compare Tool

Our JSON Compare tool is designed for developers, data analysts, and anyone who needs to identify differences between two JSON objects. Whether you're debugging API responses, reviewing configuration changes, or analyzing data structures, this tool provides a clear and detailed comparison.

How It Works

The JSON Compare tool performs a deep comparison of two JSON objects, examining every key, value, and nested structure. It identifies and highlights:

  • Added Elements: Keys or values that exist only in the second JSON
  • Removed Elements: Keys or values that exist only in the first JSON
  • Modified Values: Keys that exist in both JSONs but have different values
  • Type Changes: When the data type of a value has changed
  • Array Differences: Changes in array length and element modifications

Key Features:

  • Side-by-Side Comparison: View both JSON objects simultaneously
  • Detailed Difference Report: Get a comprehensive list of all changes
  • Syntax Highlighting: Color-coded JSON for better readability
  • Format & Minify: Built-in formatting and minification tools
  • Copy & Clear: Easy data management with copy and clear functions
  • Error Detection: Identify JSON syntax errors before comparison

Use Cases

  • API Development: Compare request/response changes
  • Configuration Management: Review setting modifications
  • Data Analysis: Identify changes in datasets
  • Testing: Verify expected vs actual JSON outputs
  • Version Control: Review JSON file changes

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