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.
FAQ
Does CSV JSON Converter save my input?
No. Your input is not stored on a server. Supported actions run in your browser.
Can I use it on mobile?
Yes. The pages are responsive and work on desktop and mobile browsers.
Can I rely on the result?
Use the result as a quick reference. Important work should be checked separately.