JSON to CSV Converter

What is a JSON to CSV Converter?

A JSON to CSV converter transforms JSON arrays of objects into Comma-Separated Values (CSV) format, making the data immediately usable in spreadsheet applications like Microsoft Excel, Google Sheets, Apple Numbers, and data analysis tools like pandas or R. JSON is the standard format for API responses and web application data, but data analysts, business intelligence tools, and reporting systems often require data in tabular CSV format. The JSON to CSV Converter flattens the JSON array into rows and columns: each object in the array becomes one CSV row, each unique key across all objects becomes a column header, and the corresponding values fill the cells. Nested objects can be either flattened into dot-notation column names or serialized as JSON strings. The output CSV is immediately downloadable as a .csv file or copyable to the clipboard for pasting into a spreadsheet.

How to Use JSON to CSV Converter

1. Paste a JSON array of objects into the left input panel, or click 'Sample' to load an example.
2. Each object in the array will become one row, and each key will become a column header.
3. Click ⚡ Convert or press Ctrl+Enter to generate the CSV output instantly.
4. Review the CSV output in the right panel — verify headers and row alignment look correct.
5. Click Copy to copy the CSV to your clipboard for pasting into Excel or Google Sheets.
6. Click Download to save the result as a .csv file for use in data analysis or reporting tools.

Frequently Asked Questions