JSON Formatter
Format, minify and validate your JSON data with clear error messages.
Your JSON is processed locally in your browser. It is never uploaded to a server.
JSON Formatter
Format, minify and validate JSON
Privacy: JSON Formatter runs completely in your browser. Your input never leaves your device.
JSON Formatter FAQ
Yes, this tool is completely free. There are no fees, subscriptions, or limits — open the page and use it as much as you like.
No. JSON Formatter runs entirely in your browser on your own device. Your text and numbers never leave your computer.
Yes. The tool is fully responsive and works on Android, iPhone, tablets, laptops, and desktop computers.