JSON to CSV Converter - Convert JSON to CSV Online Free
Convert JSON arrays, objects, and API responses to CSV online. Turn JSON into spreadsheet-ready CSV for Excel or Google Sheets, securely in your browser.
Array of objects / Array of arrays / Single object
Paste JSON and convert with minimal setup. Nested values are preserved as JSON strings so the CSV stays valid and easy to inspect, import, or open in spreadsheet software.
JSON Input
Upload
CSV Output
CSV result will appear here...
CSV result will appear here...
How to Convert JSON to CSV Online
Paste a JSON array, JSON object, or API response into the input box, or upload a .json file.
Choose whether to include a CSV header row and select a delimiter for Excel, Google Sheets, or import workflows.
Click Convert to turn JSON into spreadsheet-ready CSV instantly in your browser.
Copy the CSV output or download the result as a .csv file for reporting, imports, or sharing.
Why Use This JSON to CSV Converter
Flexible JSON to CSV Conversion
Convert arrays of objects, arrays of arrays, single objects, or simple values without extra formatting.
Private Browser-Based Processing
Your JSON to CSV conversion happens entirely client-side for a faster and more private workflow.
Spreadsheet and Import Ready
Export CSV with optional headers and common delimiters for Excel, Google Sheets, BI tools, and database imports.
FAQ
What JSON structures are supported?
It supports arrays of objects, arrays of arrays, single objects, and primitive values. Nested structures are stringified inside CSV cells.
Is my JSON uploaded to a server?
No. Everything runs locally in your browser, so your data never leaves your device.
Can I use the CSV output in Excel or Google Sheets?
Yes. The converter creates standard CSV output that you can open in Excel, Google Sheets, Numbers, and most CSV import workflows.
You May Also Need
Convert JSON to CSV online by pasting a JSON array, object, or API response and clicking Convert—the tool outputs spreadsheet-ready CSV you can open in Excel or Google Sheets. Choose a comma, semicolon, or tab delimiter, toggle the header row, and copy or download the result. Everything runs in your browser, so your data never leaves your device.
How to Convert JSON to CSV Online
- 1
Add your JSON
Paste a JSON array, JSON object, or API response into the input box, or upload a .json file.
- 2
Choose CSV options
Decide whether to include a CSV header row and pick a comma, semicolon, or tab delimiter for Excel, Google Sheets, or import workflows.
- 3
Convert JSON to CSV
Click Convert to turn your JSON into spreadsheet-ready CSV instantly, entirely in your browser.
- 4
Copy or download CSV
Copy the CSV output to your clipboard or download it as a .csv file for reporting, imports, or sharing.
References
- RFC 8259 — The JSON Data Interchange Format
The IETF specification defining JSON syntax, used as the input format for this converter.
- RFC 4180 — Common Format for CSV Files
The reference specification for the comma-separated values (CSV) format the tool produces.
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Frequently Asked Questions
- What JSON structures are supported?
- It supports arrays of objects, arrays of arrays, single objects, and primitive values. Nested structures are stringified inside CSV cells so the output stays valid and importable.
- Is my JSON uploaded to a server?
- No. Everything runs locally in your browser, so your data never leaves your device.
- Can I use the CSV output in Excel or Google Sheets?
- Yes. The converter creates standard CSV output that you can open in Excel, Google Sheets, Numbers, and most CSV import workflows.
- Which delimiters can I choose for the CSV output?
- You can export with a comma, semicolon, or tab delimiter. Semicolon is useful for locales where commas are decimal separators, and tab works well for pasting directly into spreadsheets.
- Can it handle large JSON files?
- Yes. Conversion happens entirely client-side in your browser, so large files are processed locally without upload limits or round trips to a server, subject only to your device's available memory.