JSON Formatter — Beautify JSON Online
Format and beautify JSON data with syntax highlighting.
Input JSON
Paste your JSON here
Invalid
💡 Tips
- Copy and paste your JSON to validate and format
- Use the minified output for APIs and data transfer
- Download your formatted JSON for local use
Frequently Asked Questions about JSON Formatter
- Is JSON Formatter completely free to use?
- Yes, JSON Formatter is 100% free with no sign-up, no watermarks, and no usage limits.
- Are my uploaded files safe and private?
- Yes. Files are uploaded over HTTPS, processed securely on our servers, and permanently deleted immediately after your download. We never store, view, or share your files.
- What is the maximum file size?
- You can upload files up to 5 MB. For larger files, consider compressing or splitting them first.
- Does it handle large code or data files?
- Yes, the tool handles files and pastes of any size. Very large inputs may take a moment to process.
- Does JSON Formatter work on mobile and tablet?
- Yes, JSON Formatter is fully responsive and works in all modern browsers on desktop, tablet, and mobile.
Files are processed securely and permanently deleted after download. Never stored or shared.