Is JSON Formatter free to use?

Yes, JSON Formatter is completely free to use. No signup or account is required. All processing runs in your browser, so your data stays private.

Is my data safe with JSON Formatter?

Absolutely. All processing happens locally in your browser. Your files and data are never uploaded to any server, ensuring complete privacy and security.

Developer Tools

JSON Formatter

Format, validate, and minify JSON data

Input JSON:

About JSON Formatter

Format, validate, beautify, and minify JSON data with this free online JSON formatter. Paste raw API responses, configuration files, or JSON strings and instantly see properly indented, syntax-highlighted output.

The built-in validator catches syntax errors with clear messages, helping developers debug APIs and config files faster. Minify JSON to reduce payload size for production use.

How to Use JSON Formatter

1Paste your raw JSON into the input text area.
2Click Format to beautify the JSON with proper indentation.
3Review any validation errors highlighted if the JSON is invalid.
4Use Minify to compress the JSON, or copy the formatted output to your clipboard.

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Developer Tools