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CSV to JSON

Convert CSV data to JSON format.

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CSV, VND.MS-EXCEL · Max 10MB

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CSV, VND.MS-EXCEL

How do I use CSV to JSON?

1

Upload your CSV file

2

Data is parsed and converted to JSON

3

Preview and download the JSON output

What is 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 about CSV to JSON

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.

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Last updated: April 2026