JSON Compare Tool | Quickly Find JSON Diff

JSON data compare tool

Quickly compare two JSON files or texts to find the differences, such as the same key value, the same key but different values, redundant keys and missing keys. The data is only in your browser and will not be uploaded to the network.

Click or drag and drop the First JSON file here

JSON 1

Click or drag and drop the Second JSON file here

JSON 2

How to use CompareJSON

What are the methods for inputting data?

1. Paste the JSON content directly in the text box
2. Click the upload icon to select a local JSON file
3. Drag and drop the JSON file to the upload area

What do the results of a JSON comparison mean?

Same key value - Data with the same key and value in two JSON contents
Same key but different value - Two JSON contents have the same key but different values
Only JSON1 - Only keys present in the first JSON
Only JSON2 - Only keys present in the second JSON

Terms of Service

1. Service Description

This JSON comparison tool provides an online JSON data comparison service, allowing users to input JSON data for comparative analysis.

2. User Obligations

You agree to use this service only for legitimate purposes and not to attempt to undermine the security, stability or availability of the service.

3. Data Privacy and Security

We value your data security:

No data upload: All JSON data comparison processing is done in your browser, and your data will never leave your device
No server storage: We will not store any JSON data you enter on the server
No data collection: We will not collect, sell or share any of your personal data or JSON content

  Important: Since all data processing is
        done in the local browser, all input data will disappear permanently after
        closing the browser window.

4. Disclaimer

This service is provided "as is" without any express or implied warranty. We are not responsible for any loss or damage arising from the use of this service.

Privacy Policy

1. Information we collect

We are committed to minimizing data collection:

No personal identification information is collected: We do not need or collect personal information such as your name, email, address, etc.
No JSON content is collected: The JSON data you enter for comparison will not leave your browser
Basic usage data: We only collect anonymized usage statistics to improve the service

2. Use of cookies

We use cookies to enhance your user experience:

Functional cookies: Save your preferences (such as theme selection, layout preferences)
Analytics Cookies: Collect anonymous usage data to understand how users interact with our Services
Session Cookies: Maintain your login status (if applicable) and session information

  You can manage or disable cookies at any
        time through your browser settings, but this may affect certain Service features.

3. Third-Party Services

We may use third-party analytics services, such as Google Analytics, to collect anonymous usage data. These services use cookies but do not collect personally identifiable information.

4. Policy Changes

We reserve the right to update this Privacy Policy at any time. Significant changes will be notified on the Site.

We do not collect

Your JSON data

Personally identifiable information

Sensitive personal information

We only use

Functional cookies (preferences)

Analytical cookies (anonymous data)

Session cookies (logged in)

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