JSON to CSV Converter — Free Online JSON to CSV Conversion Tool
Convert JSON arrays to CSV format for Excel, Google Sheets, and data analysis tools — supports reverse conversion from CSV back to JSON.
Jump to tool ↓Frequently Asked Questions
Converting JSON Arrays to CSV for Data Analysis
JSON is the lingua franca of APIs, but spreadsheets and data analysis tools work best with CSV. Converting JSON arrays to CSV is a common data engineering task when preparing API responses for business intelligence tools, importing into databases, or sharing data with non-technical stakeholders.
The conversion maps each JSON object to a CSV row. The union of all keys across all objects becomes the header row. Values are serialized to strings, with complex types (nested objects, arrays) stringified. Special characters are properly escaped per RFC 4180.
This tool also converts CSV back to JSON, producing an array of objects where each column name becomes a key. This round-trip conversion is useful for normalizing data from external sources into JSON for processing.
Standards & References
Built and maintained by DevDecode. This tool processes your input in your browser; it is not uploaded for processing. Found an issue? Let us know.
Related Tools
Related Guides
How to Convert JSON to CSV (Free, Online, or with Python)
Convert JSON to CSV online, with Python, or in Excel. Learn how to flatten nested JSON into clean spreadsheet columns step by step.
Data FormatsHow to Convert JSON to Excel (3 Easy Methods)
Convert JSON to an Excel spreadsheet using Power Query, an online converter, or CSV import. Step-by-step methods for clean, readable rows and columns.