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JSON to CSV Converter Online

Convert JSON into a CSV table instantly with our free online JSON to CSV converter. Supports arrays of objects, nested fields, and large JSON files directly in your browser.

Convert JSON Data to CSV Instantly

Easily transform a JSON array of objects into a CSV table ready for Excel, Google Sheets, databases, and reporting tools. This online converter automatically collects all field names as columns and flattens nested objects into dot-notation column headers.

The tool works directly in your browser with no installation, registration, or configuration required.

Why Use This JSON to CSV Tool?

JSON is the standard format for APIs, while CSV is the standard format for spreadsheets and tabular data tools. Converting JSON to CSV is often necessary when exporting API responses into Excel, Google Sheets, or a database import.

This converter helps developers and analysts quickly turn structured JSON data into a clean, ready-to-use spreadsheet table.

Key Features

  • Fast and accurate JSON to CSV conversion
  • Supports arrays of objects as spreadsheet rows
  • Flattens nested objects into dot-notation columns
  • Built-in JSON validation
  • Browser-based conversion with no uploads required
  • Copy or download the generated CSV
  • Works with API responses and large JSON files

How to Convert JSON to CSV

  1. Paste your JSON into the input editor
  2. Click the “Convert” button
  3. Review the generated CSV output
  4. Copy or download the CSV file

JSON to CSV Example

JSON Input

[
  { "name": "John", "age": 30 },
  { "name": "Jane", "age": 25 }
]

CSV Output

name,age
John,30
Jane,25

Common Use Cases

  • REST API responses to spreadsheet export
  • Importing data into Excel or Google Sheets
  • Database import/export workflows
  • Data migration between systems
  • Backend and frontend development
  • QA and API testing
  • Reporting and analytics
  • Structured data processing

Frequently Asked Questions

Is this JSON to CSV converter free?

Yes. The converter is completely free and works directly in your browser.

Does the tool support nested JSON?

Yes. Nested objects are automatically flattened into dot-notation columns (for example, user.name), and arrays within a field are kept as JSON text in that cell.

Is my data secure?

Your data is processed locally in the browser and is not stored on our servers.

Can I convert large JSON files?

Yes. The converter supports large JSON documents and API responses.

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