Json Formatter

JSON Formatter

Format and validate JSON data instantly

JSON Formatter & Validator

Format, validate, and minify JSON instantly. Runs locally in your browser.

Privacy: All processing happens locally. No data is sent or stored.

How to Use: JSON Formatter (Free Tool)

  1. Paste your JSON data into the input box on this free converter tool.
  2. Click Format JSON (or Validate).
  3. Check the formatted output and any error messages.
  4. Copy the clean JSON for your app or API.