JSON Formatter & Validator

Pretty-print, minify and validate JSON instantly.

How it works

This utility runs locally in your browser for privacy and speed.

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Unlimited local tools

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Frequently asked questions

Do I get free credits to try JSON Formatter & Validator?
Yes — new accounts get 3 free credits to spend on any tool, JSON Formatter & Validator included. After that you only pay for what you run.
How many credits does JSON Formatter & Validator cost?
Everything runs in your browser and nothing is uploaded: free accounts pay 1 credit per run, and Pro or Pro+ members run it as often as they like.
Is the content I paste private?
JSON Formatter & Validator uses your input only to generate the result. Stored results are deleted automatically by our retention policy, and you can remove any run from your history.
Do I need to install anything?
No. JSON Formatter & Validator works in any modern browser — nothing to download or install.

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