CSV to JSON

Convert CSV data into JSON

Convert CSV data into JSON.

CSV data

Delimiter

First row is header

JSON output

Privacy: CSV to JSON runs completely in your browser. Your input never leaves your device.

CSV to JSON FAQ

Is CSV to JSON free to use?

Yes, this tool is completely free. There are no fees, subscriptions, or limits — open the page and use it as much as you like.

Does CSV to JSON upload my data?

No. CSV to JSON runs entirely in your browser on your own device. Your text and numbers never leave your computer.

Does CSV to JSON work on mobile?

Yes. The tool is fully responsive and works on Android, iPhone, tablets, laptops, and desktop computers.