Free Online Tool
CSV JSON Converter
Convert simple table data and JSON object arrays locally in your browser.
The result will appear here.
Your input is not sent to a server and is processed only in your browser.
How to Use
- Enter CSV or a JSON array.
- Choose the conversion direction.
- Copy the converted result.
Examples
- Convert name,age CSV to JSON
- Convert a JSON object array to CSV
Calculation and Conversion Notes
When converting CSV to JSON, the first row is used as the header. Each CSV row becomes a JSON object using header names as keys. When converting JSON to CSV, keys from the object array are used as CSV headers.
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