Data Tools
JSON ⇄ CSV Converter
Switch between JSON and CSV in one click
Configure delimiters, headers, and output formatting.
Privacy FirstYour files never leave your device
Conversion mode
Input
Options
Result
How conversions work
- JSON → CSV: PapaParse flattens arrays of objects and adds headers if requested.
- CSV → JSON: Parse with or without headers, then export formatted JSON for APIs.
- File safety: Files never leave your device. Everything runs locally in your browser.