JSON Formatter
Beautify, validate and minify JSON right in your browser.
Developer tool
How to use JSON Formatter
- Open JSON Formatter. Open the tool page — no account or installation is needed.
- Add your input. Type, paste or upload the content you want to process.
- Adjust the options. Fine-tune the available settings until the preview matches what you need.
- Copy or download. Use the copy or download button to save the result to your device.
Frequently asked questions
Is the JSON Formatter free to use?+
Yes. JSON Formatter is completely free, with no signup, no watermark and no usage limits.
How does the JSON Formatter work?+
Beautify, validate and minify JSON right in your browser. Everything runs in your browser, so your input is processed on your own device.
Is my data uploaded to a server?+
No. This tool processes your input locally in the browser. Files and text never leave your device unless a tool explicitly states it calls an external API.
Can I use JSON Formatter on mobile?+
Yes. The interface is responsive and works on phones, tablets and desktops in any modern browser.
Where can I find similar developer tools?+
Browse the Developer Tools category for related utilities, or use the search box to find any tool instantly.