JSON to CSV Converter — Turn JSON Arrays into Spreadsheets
Free JSON to CSV converter. Convert a JSON array of objects into CSV for Excel or Google Sheets, with nested keys flattened. Download in one click.
Runs in your browser — your data is never uploaded.
Convert API responses and exported data into a spreadsheet-friendly CSV. Paste a JSON array of objects and the tool builds the header row from all keys, flattens nested objects using dot notation, escapes commas and quotes correctly, and lets you download the file for Excel or Google Sheets.
How to use the JSON to CSV Converter
- Paste a JSON array of objects.
- Choose the delimiter.
- Copy or download the CSV.
JSON to CSV Converter — frequently asked questions
What JSON shape works best?
An array of objects, such as [{"name":"A"},{"name":"B"}]. A single object is treated as one row.
How are nested objects handled?
Nested keys are flattened with dots, for example address.city.
Will Excel open the file?
Yes. Save the download as .csv and open it in Excel or import it into Google Sheets.
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