Use this free JSON Formatter & Validator tool to quickly beautify and validate your JSON code. It’s perfect for developers, API testers, and learners who want clean and readable data with error detection.
JSON Formatter & Validator
How This Tool Works?
Paste your raw or minified JSON into the text area
Click Format to beautify the structure
Click Validate to check for syntax errors
Copy the output and use it anywhere
Why Use This Tool?
100% client-side (privacy safe)
Instantly detects missing brackets, quotes, or commas
Beautifies JSON with indentation
Mobile + desktop friendly
Zero login or tracking