JSON to CSV Converter
Turn your JSON data into a clean CSV spreadsheet
How to convert JSON to CSV
- 1.Paste or type your JSON array of objects in the input area.
- 2.Click "Convert" to generate CSV.
- 3.Copy the result or download as a .csv file.
About This Tool
Converts a JSON array of objects into comma-separated values. Nested objects are flattened using dot notation (e.g. address.city). Fields containing commas, quotes, or newlines are properly escaped per RFC 4180.
Frequently Asked Questions
An array of objects: [{...}, {...}, ...]. Each object becomes a row, and object keys become column headers.
Nested objects are flattened with dot notation. {address: {city: "London"}} becomes a column named "address.city".
No hard limit — processing happens in your browser. Very large datasets (millions of rows) may be slow.