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✓ No upload✓ Download .csv✓ Free forever

Free JSON to CSV Converter

Paste your JSON array, get CSV instantly. Download or copy. Trusted by developers across India.

JSON Input

CSV Output

How to convert JSON to CSV

Three steps. Under 30 seconds.

1
📋
Paste your JSON
Copy your JSON array of objects and paste it into the left panel. Include all fields.
2
⚡
Click Convert
Click the Convert to CSV button. Headers are generated from JSON keys automatically.
3
⬇️
Copy or download
Copy the CSV to clipboard or download as a .csv file. Use it in Excel, Google Sheets, or any app.

How JSON to CSV Converter works

This tool uses a client-side JavaScript parser to instantly convert JSON arrays to CSV format. When you provide a JSON array, the script extracts the keys from the first object to generate the CSV headers. It then iterates through all the objects in the array, mapping their values to the corresponding columns. The script automatically escapes any commas, quotes, or newlines within the data to ensure the resulting CSV is perfectly formatted and compatible with Excel, Google Sheets, and other spreadsheet software. All processing happens locally in your browser for maximum privacy and speed.

Why use this JSON to CSV Converter?

🔒
100% Secure and Private
No data is ever uploaded to a server. Processing is strictly local.
⚡
Lightning Fast
Converts thousands of rows in milliseconds using optimized algorithms.
🛡️
Handles Complex Data
Correctly escapes nested commas and quotes without breaking your data.
💻
Works Offline
After the page loads, you can use the tool completely offline.

How to use JSON to CSV Converter

Three steps. Instant results.

1
📋
Paste JSON Data
Paste your JSON array of objects into the input field.
2
⚡
Click Convert
The tool flattens the JSON and generates a valid CSV with headers.
3
⬇️
Copy or Download
Copy the CSV text or download it directly as a .csv file.

Frequently asked questions

Is this JSON to CSV converter free?
Yes. It is completely free with no signup or limits.
What JSON format does it accept?
It accepts a JSON array of objects. Keys from the first object become CSV headers.
Can I download the CSV file?
Yes. Use the Download CSV button to save a .csv file to your device.
Does it handle commas, quotes, and newlines?
Yes. Output is properly escaped for Excel and Google Sheets.
What about nested objects or arrays?
Nested values are stringified in the CSV output. For clean columns, flatten your JSON first.
Is my data private?
Yes. All conversion happens locally in your browser.
Does it work offline?
Yes. Once the page loads, it works without internet.

Related free tools

CSV → JSON Converter
Convert CSV data back to JSON array format instantly.
JSON → JSONL Converter
Convert JSON arrays to newline-delimited JSON Lines format.
JSON → OpenAI Format
Prepare fine-tuning training datasets for OpenAI models.