Loading calculator...
What is the JSON Formatter?
The JSON Formatter / Beautifier tool validates and formats your JSON data to make it readable.
How to Use This Calculator
1
Paste your minified or messy JSON string.
2
Click 'Calculate' to format it with proper indentation.
Example Calculation
Input: {'name':'John','age':30}
Formatted JSON with 2-space indentation.
Frequently Asked Questions
Pro Tips
- Use this to debug API responses.
- Valid JSON must use double quotes for keys and string values.