JSON to CSV
Convert JSON arrays to CSV
CSV Output
What Is a JSON to CSV Converter?
A JSON to CSV converter transforms JSON array data into comma-separated values format, which can be opened in Excel, Google Sheets, and any spreadsheet application. This is essential when you need to analyze API responses, database exports, or any JSON data in a spreadsheet format. Tooliva's free online converter handles the transformation instantly in your browser.
Why Use Tooliva's Online JSON to CSV Converter?
Spreadsheets are the universal tool for data analysis, reporting, and collaboration. But most APIs and databases output JSON. Tooliva converts JSON arrays to CSV format instantly, automatically extracting headers from the JSON keys. It handles nested objects and complex structures. Everything runs in your browser for complete privacy.
How to Convert JSON to CSV Online
- Paste your JSON array data into the input area.
- The tool automatically detects the structure and extracts column headers.
- Click Convert, preview the CSV output, and download or copy the result.
Key Features
- Automatic header detection — extracts column names from JSON keys
- Nested object support — flattens nested JSON for spreadsheet import
- Download as CSV — save directly to a .csv file for Excel or Google Sheets
- Preview before download — verify the output looks correct
- Free and private — no sign-up, no uploads, browser-based
Common Use Cases
Data analysts convert API JSON responses to CSV for reporting in Excel. Marketing teams export JSON campaign data to spreadsheets for analysis. Developers convert database query results to CSV for client delivery. Researchers convert JSON survey data to spreadsheets for statistical analysis. Business analysts import JSON data into BI tools that require CSV format.
Frequently Asked Questions
Q: Does it handle nested JSON objects?
Yes. The converter flattens nested objects into separate columns, creating a flat CSV structure from complex JSON hierarchies.
Q: What JSON format does it expect?
The tool expects a JSON array of objects, like [{"name":"John","age":30},{"name":"Jane","age":25}]. Each object becomes a row and each key becomes a column header.
Q: Can I open the CSV in Excel?
Yes. Download the CSV file and open it directly in Excel, Google Sheets, or any spreadsheet application.
Q: Is my data uploaded anywhere?
No. All conversion happens in your browser. Your JSON data never leaves your device.