Convert JSON to CSV — Free Online JSON to CSV Converter

Convert JSON to CSV — Free Online JSON to CSV Converter

Looking for the easiest way to convert JSON to CSV? 

Our free online JSON to CSV converter makes it quick and simple to transform JSON data into clean, structured CSV files you can use in Excel, Google Sheets, or any database.

This tool supports both short-tail conversions (simple arrays or objects) and long-tail needs like nested JSON to CSV flattening, large JSON to CSV conversion, and custom delimiter handling.

Unlike many converters, ours works 100% online — no signup, no software install, and no data tracking. Just upload your JSON file (or paste JSON text), select options like use headers, flatten nested objects, or choose delimiter, then preview and download your CSV instantly.

It’s perfect for:

• Developers — need quick JSON to CSV output for APIs, Node.js, or Python workflows.
• Data analysts — exporting JSON logs or API responses into CSV for analysis.
• Students & learners — exploring how to convert JSON to CSV online for free in seconds.
• Teams — handling large JSON to CSV conversions securely in-browser.

Whether you’re asking “What is the best JSON to CSV converter?” or “How do I convert JSON to CSV in Python or jq?”, this tool saves time and frustration. And if you’re working with code, you can always use Python libraries (pandas), Node.js (json2csv), or jq — but our JSON to CSV online converter gives you fast results without coding.

Q1: How do I convert JSON to CSV online for free?
A: Simply paste or upload your JSON file, select delimiter and flattening options, and click Convert JSON → CSV. Download the CSV instantly — free, no signup.

Q2: Can I convert nested JSON to CSV?
A: Yes. Our tool supports nested JSON to CSV flattening, expanding objects and arrays into columns for easier analysis.

Q3: What is the best JSON to CSV converter for large files?
A: This converter handles large JSON files efficiently in your browser. For extremely large datasets, you can also use Python, jq, or npm libraries.

Q4: How do I convert JSON to CSV in Python?
A: Use Python’s pandas or json + csv modules. However, for quick tasks, our JSON to CSV online tool is faster and requires no coding.

Q5: Is the JSON to CSV converter secure?
A: Yes. Conversions run in your browser, meaning your JSON data never leaves your device.

Q6: Does this JSON to CSV converter support Excel?
A: Yes. You can open the CSV directly in Excel, Google Sheets, or BI tools after conversion.