Converter Tool
JSON to CSV Converter
Paste a JSON array below and convert it to a CSV file instantly. All processing happens in your browser — nothing is uploaded to any server.
JSON Input
Must be an array of objects:
[{"key":"value"}, ...]CSV Output
Headers are auto-detected from the first object's keys
How to Use the JSON to CSV Converter
- Paste your JSON array into the input box on the left
- Click Convert to CSV
- The CSV output appears on the right with auto-detected headers
- Click Download .csv to save the file, or Copy CSV to copy it
Requirements & Supported Formats
- Input must be a JSON array of objects — e.g.
[{"name":"Alice","age":28}] - All objects should share the same keys for best results
- Nested objects are flattened to a string representation
- Values containing commas or quotes are automatically escaped
- Unicode and special characters are fully supported
Common Use Cases
API Response Export
Copy a JSON array from your browser's network tab and convert it to CSV for analysis in Excel or Google Sheets.
Database Export
Export MongoDB, DynamoDB, or Firestore JSON documents to CSV for reporting or data migration.
Data Analysis
Convert JSON datasets to CSV so they can be imported into pandas, R, Tableau, or any BI tool.
Spreadsheet Import
Turn JSON API data into a CSV that can be opened directly in Microsoft Excel or Google Sheets.
Need to format or validate JSON first?
Open JSON Formatter →
Use the JSON formatter before converting to CSV.