JSON ⇄ CSV Converter

Convert between JSON and CSV formats

Convert JSON to CSV or CSV to JSON bidirectionally with smart field detection. Perfect for data export, spreadsheet import/export, or transforming API responses for Excel. Handles nested objects, arrays, and complex data structures. Get clean, properly formatted output in both directions.

Convert Data

Examples

JSON Input (Array of Objects):

[
  {"name": "John Doe", "age": 30, "city": "New York"},
  {"name": "Jane Smith", "age": 25, "city": "London"}
]

CSV Output:

name,age,city
John Doe,30,New York
Jane Smith,25,London

How to Use

  1. 1 Choose conversion direction: JSON to CSV or CSV to JSON
  2. 2 Paste your source data (JSON array or CSV table)
  3. 3 Click 'Convert' to transform to the other format
  4. 4 Download or copy the converted data
  5. 5 Use for data migration, spreadsheet work, or API integration