Encoders & Converters
JSON Formatter & Validator
Format, minify, and validate JSON in your browser.
❓ Frequently Asked Questions
What is the JSON Formatter & Validator used for?
Pretty-print, minify, and validate JSON.
Is the JSON Formatter & Validator free and private?
Yes — it's completely free and runs entirely in your browser. Whatever you enter stays on your device and is never uploaded to any server.
Do I need to install anything to use the JSON Formatter & Validator?
No. It works in any modern web browser on desktop, tablet, or phone — no downloads, no browser extensions, and no account required.