Example: A developer converts an API response to CSV to review product fields in a spreadsheet.
API review
Use case
Convert JSON to CSV instantly. Paste or upload JSON data and get a clean, structured CSV table. Supports nested objects, automatic header extraction, and special character handling. Free, with no registration required.
drag and drop · paste · or start typing
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Add JSON data by pasting text, typing directly, or uploading a JSON file. Check that brackets, quotation marks, and commas are valid before converting.

Convert JSON to CSV to flatten data into rows and columns. Review how nested objects, arrays, empty values, and headers are interpreted in the table.

Preview the CSV result and download it for spreadsheets, reports, imports, or data cleaning. Open the file and check that the columns match the expected schema.
Converting JSON to CSV helps transform structured API responses, exports, and configuration data into a table format that is easier to analyze and edit in spreadsheet tools.
Convert JSON
Nested objects and arrays can produce more complex columns. Review the resulting CSV carefully so field names, repeated values, and hierarchy make sense for your workflow.
Flatten data
Headers, null values, commas, line breaks, and special characters can affect how a CSV opens. Preview the result before using it in Excel, Google Sheets, databases, or import tools.
Preview CSV
CSV is useful when you need a simple file with rows and columns for analysis, migration, reporting, or sharing with non-technical colleagues. Keep a copy of the original JSON if the structure is important.
Download CSV