JSON ⇄ CSV Converter

Transform data between JSON and CSV formats quickly and easily with our bidirectional converter

✨ Bidirectional Conversion ✨ Nested Object Support ✨ Custom Delimiters ✨ Pretty Print JSON ✨ Download Files (CSV/JSON) ✨ Copy to Clipboard ✨ No Registration Required

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About This Tool

Our JSON to CSV Converter is a powerful, free online tool that transforms JSON (JavaScript Object Notation) data into CSV (Comma-Separated Values) format. Whether you're a developer working with APIs, a data analyst processing datasets, or anyone who needs to convert structured data for use in spreadsheets, this tool provides a quick and reliable solution.

Key Features:

  • Instant Processing: Convert JSON to CSV in real-time as you type or paste data
  • Nested Object Support: Option to flatten complex nested JSON structures
  • Flexible Delimiters: Choose from comma, semicolon, tab, or pipe separators
  • Header Control: Include or exclude column headers as needed
  • Direct Download: Save your converted CSV file directly to your device
  • Copy to Clipboard: Quickly copy results for use in other applications
  • Privacy First: All processing happens in your browser - no data uploaded

Perfect For:

  • Converting API responses for spreadsheet analysis
  • Preparing data for Excel or Google Sheets import
  • Transforming database exports
  • Creating reports from JSON data
  • Data migration and ETL processes

How to Use

  1. Prepare your JSON data:
    Ensure your JSON is formatted as an array of objects. Each object represents a row, and object properties become columns.
  2. Paste or type your JSON:
    Enter your JSON data in the input textarea. You can also click "Load Sample" to see an example or upload/drag & drop a JSON file.
  3. Configure options:
    • Toggle "Include Headers" to add/remove column names
    • Enable "Flatten Nested Objects" for complex JSON structures
    • Select your preferred delimiter (comma, semicolon, tab, or pipe)
  4. Review the output:
    The CSV will be generated automatically in the output area.
  5. Export your data:
    Click "Download CSV" to save the file, or "Copy" to copy it to your clipboard.

💡 Pro Tips:

  • • Use the sample data to understand the expected JSON format
  • • For nested objects, try the "Flatten" option to create separate columns
  • • Choose semicolon delimiter for Excel compatibility in some regions
  • • Large datasets? Consider processing in smaller batches for better performance

Frequently Asked Questions

What is JSON to CSV conversion?

JSON to CSV conversion transforms JavaScript Object Notation (JSON) data into Comma-Separated Values (CSV) format. This is useful for importing data into spreadsheets like Excel or Google Sheets.

Can I convert nested JSON objects?

Yes! Our tool can flatten nested JSON objects by enabling the 'Flatten Nested Objects' option. This converts nested properties like user.address.city into separate columns.

What delimiters are supported?

We support comma (,), semicolon (;), tab, and pipe (|) delimiters. Choose the one that works best for your target application.

Is my data secure?

Absolutely! All conversion happens in your browser - no data is sent to our servers. Your JSON data remains completely private and secure.

What JSON format is required?

The tool expects an array of objects in JSON format. For example: [{"name": "John", "age": 30}, {"name": "Jane", "age": 25}]

Can I use this tool for large JSON files?

Yes, but performance depends on your browser and device. For very large files (>10MB), consider breaking them into smaller chunks for better performance.

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