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JSON Formatter & Validator
Format, validate and minify JSON data
Ready — your data stays in this browser.
🔒 Runs 100% in your browser — nothing is uploaded.
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JSON Formatter & Validator — frequently asked questions
How do I use JSON Formatter & Validator?
Enter your values or text, choose the options you need, then click the action button. The result is generated instantly in your browser.
Is JSON Formatter & Validator free?
Yes. JSON Formatter & Validator is free to use with no account, watermark or daily limit.
Is my data private?
Yes. This tool runs locally in your browser. Your inputs are not uploaded or stored.