CSV to JSON
Convert CSV data to JSON format.
Processed locally — files never leave your device
CSV, VND.MS-EXCEL · Max 10MB
Drop a file here, or browse
CSV, VND.MS-EXCEL
How it works
1
Upload your CSV file
2
Data is parsed and converted to JSON
3
Preview and download the JSON output
About CSV to JSON
Convert CSV spreadsheet data to JSON format. Useful for importing data into web apps, APIs, or databases. The first row is used as property names for each JSON object. Powered by JustUse.me — free, ad-free, and private. This tool runs entirely in your browser. Your files are never uploaded to any server.
Frequently asked questions
How are column headers handled?
The first row of your CSV becomes the property names in each JSON object.
What delimiter is used?
Standard comma-separated values. The parser also handles quoted fields containing commas.