How to Convert JSON to CSV: The Free Online Guide

Learn how to convert JSON data to CSV format for free. Export API responses to spreadsheet-ready CSV files instantly in your browser.

2026-04-12

JSON is the language of APIs, but spreadsheets speak CSV. Whether you need to analyze API data in Excel, share it with a non-technical teammate, or load it into a data visualization tool, converting JSON to CSV makes it accessible to everyone.

JSON vs CSV: what's the difference?

JSON supports nested objects and arrays — it's hierarchical. CSV is flat: rows and columns, like a spreadsheet. CSV opens directly in Excel, Google Sheets, and most data tools without any parsing code.

When to convert JSON to CSV

•Analyze API response data in a spreadsheet
•Share data with non-developers who use Excel
•Import database export data into Google Sheets
•Feed structured data into a visualization tool like Tableau or Power BI
•Clean up web scraping output for review

How to convert JSON to CSV with ProUtils

1Go to the JSON to CSV Converter tool.
2Paste your JSON text into the input area.
3The CSV output is generated automatically.
4Download the CSV file.

Things to know about JSON to CSV conversion

Nested objects

Nested objects in JSON (objects within objects) don't map cleanly to CSV rows. They are typically flattened using dot notation (e.g. address.city) or serialized as a JSON string within the CSV cell.

Arrays of objects

The most common JSON structure for CSV conversion is an array of objects at the top level ([{}, {}, ...]). Each object becomes one CSV row; object keys become column headers.

Special characters in values

CSV values that contain commas, double quotes, or newlines must be wrapped in double quotes and escaped correctly. A proper converter handles this automatically.

Frequently asked questions

Is the JSON to CSV converter free?

Yes. The ProUtils JSON to CSV Converter is completely free with no account required.

Can I open the converted CSV directly in Excel?

Yes. The downloaded CSV file opens directly in Excel and Google Sheets. For non-ASCII characters (accented letters, CJK), ensure Excel imports the file with UTF-8 encoding.

Is my data sent to a server?

No. All conversion happens in your browser. Your data never leaves your device.

Need to convert JSON to CSV? Try the ProUtils converter now — free, instant, no sign-up.

→ Try JSON to CSV Converter for free

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