JSON Formatter & Beautifier
🎨 Format JSON instantly with our beautifier tool. Transform minified JSON to readable format, validate syntax in real-time, and enhance readability. 100% free, secure, and private - no registration required!
Input JSON
Formatted JSON
Ready to Format?
Choose an action to process your JSON data
💡 Tip: Upload a JSON file using the "Upload" button above or paste JSON directly
Get Started in Seconds
Format your JSON data in just 4 simple steps. No registration, no downloads, no hassle.
📄 Add Your JSON
Paste your JSON or click Upload to select a file from your computer.
🎨 Format & Beautify
Hit Format & Beautify to transform minified JSON into readable format.
👁️ Review Results
Review the beautifully formatted JSON with proper indentation and structure.
📋 Copy & Download
Copy to clipboard or download the formatted JSON file for your projects.
Why Choose Our JSON Formatter?
Professional-grade JSON formatting tool trusted by developers worldwide. Fast, secure, and completely free to use.
🔒 100% Private & Secure
- ✓ All processing happens in your browser
- ✓ No data sent to servers
- ✓ Your JSON never leaves your device
⚡ Fast & Efficient
- ✓ Instant formatting results
- ✓ Real-time JSON validation
- ✓ Handles large JSON files
🆓 Free & Accessible
- ✓ No registration required
- ✓ Works on all devices
- ✓ Mobile-friendly interface
🎨 Format Options
- ✓ Pretty print with proper indentation
- ✓ Minify to reduce file size
- ✓ Copy or download results
💼 Perfect for Development Teams
API Development:
Format responses, beautify minified data, improve readability
Configuration:
Format config files, maintain readable JSON structures
Data Analysis:
Format exports, prepare data for analysis and reporting
Debugging:
Make complex JSON readable, identify structure issues
📋 Before & After Example
Minified JSON:
{"name":"John","age":30,"city":"New York","hobbies":["reading","swimming"],"address":{"street":"123 Main St","zip":"10001"}}
Formatted JSON:
{
"name": "John",
"age": 30,
"city": "New York",
"hobbies": [
"reading",
"swimming"
],
"address": {
"street": "123 Main St",
"zip": "10001"
}
}
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Read JSON Guide →Frequently Asked Questions
Got questions? We've got answers. Everything you need to know about our JSON formatting tool.
How do I format minified JSON?
Simply paste your minified JSON into the input field and click "Format & Beautify". The tool automatically adds proper indentation and line breaks.
Is it completely free?
Yes! Our JSON formatter is 100% free with no registration required. All processing happens in your browser, ensuring complete privacy.
Is my JSON data secure?
Absolutely! Your JSON data never leaves your browser. All formatting happens locally on your device. We don't store or access any data.
Can it handle large files?
Yes! Our tool efficiently processes large JSON files. Since everything runs in your browser, the only limitation is your device's memory.
Can I download formatted JSON?
Yes! Click the "Download JSON" button to save the formatted JSON as a .json file to your computer. You can also copy to clipboard.
Perfect for developers?
Absolutely! Perfect for API development, configuration files, debugging, data analysis, and making JSON readable. Essential for modern development.