JSON to CSV Converter
Convert JSON data and files into clean CSV format instantly with this free JSON to CSV converter. Secure, browser-based, and no signup required. Try it now.
About JSON to CSV
The Doffl JSON to CSV converter transforms structured JSON objects and arrays into clean, downloadable comma-separated values. It handles pasted text and uploaded files, flattening data fields into standard rows and columns for spreadsheet programs like Microsoft Excel and Google Sheets.
Built for developers, data analysts, and marketers, this tool runs entirely on your device. Your data never leaves your browser, ensuring complete privacy, fast processing, and zero setup without requiring an account.
Key features
- Runs locally in your browser for complete data privacy
- Supports direct file uploads and raw text pasting
- Automatically parses JSON arrays into structured tabular rows
- Handles nested objects with customizable column headers
- Instant one-click CSV file download and clipboard copying
- Completely free to use with no account required
How to use JSON to CSV
- Paste your JSON code into the input field or upload a JSON file.
- Adjust delimiter and header options to match your target format.
- Click Convert to process the structured data into CSV rows.
- Review the parsed output in the preview table.
- Download the generated CSV file or copy the text to your clipboard.
Who is it for?
- Developers converting API responses into tabular formats for quick inspection.
- Data analysts preparing raw JSON payloads for analysis in Excel or Google Sheets.
- Marketers exporting user or product records from web tools into spreadsheet formats.
- Database administrators migrating structured NoSQL export files into relational databases.
Frequently asked questions
Is this JSON to CSV converter free to use?
Yes, this tool is completely free with no usage limits or registration required.
Is my data secure when converting JSON to CSV?
Yes. All conversion processing takes place locally in your web browser, meaning your JSON data is never sent to or stored on external servers.
Can this tool handle nested JSON objects?
Yes, it flattens nested objects into separate column headers using dot notation so that all nested properties are preserved.
What format should my JSON data be in?
The tool works best with a JSON array of objects, but it also accepts single JSON objects. Ensure the input uses valid JSON syntax with standard double quotes and brackets.
Can I open the resulting CSV file in Microsoft Excel?
Yes. The generated CSV file uses standard RFC 4180 formatting and opens seamlessly in Excel, Google Sheets, and other spreadsheet applications.