JSON to CSV Converter
Convert JSON to CSV instantly • 100% client-side • No data upload • Arrays & objects supported
🔄 Nested objects
📊 Arrays supported
🔤 Custom delimiter
⚡ Real-time preview
JSON Input
CSV Output
Delimiter:
Array handling:
Preview (First 5 rows)
Frequently Asked Questions
📊 What JSON formats are supported?
Arrays of objects, nested objects, primitive arrays, and any valid JSON. Flattens nested structures automatically.
🔒 Is my data secure?
100%! All conversion happens in your browser. No data is ever sent to any server.
📏 Is there a size limit?
Only your browser's memory limit. Handles files up to 100MB+ smoothly.
🔄 How are nested objects handled?
Nested objects are flattened with dot notation (e.g., "address.city"). Arrays are joined with pipe symbol.