JSON Formatter & Validator

Format, validate, and minify JSON instantly. Detect errors, beautify output, and reduce file size. 100% free.

Error Detection
Instantly highlights invalid JSON.
Developer Friendly
Clean, readable, production-ready output.
Fast & Secure
No data storage. Everything runs instantly.

Free Online JSON Formatter & Validator

The WebComforts JSON Formatter helps developers and API users format, validate, and minify JSON data. Use it to debug APIs, clean responses, or prepare JSON for production.

Why Format JSON?

Formatting JSON improves readability and helps identify structural errors quickly. Minified JSON reduces file size and improves performance.