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CSV to JSON

Convert CSV to JSON online instantly. Paste or upload your data, it never leaves your browser.

5 files per day per IP across all free tools. A subscription is required beyond that. Resets at 00:00 UTC.

Files uploaded for processing expire after 24 hours. Online drafts expire after the last save: 24 hours without an account, 48 hours with an account. Expired data is then deleted by automatic cleanup.

How to use CSV to JSON

  1. 1

    Paste or upload

    Paste your data or open a file.

  2. 2

    Transform

    The result is generated instantly in your browser.

  3. 3

    Copy or download

    Copy the result to the clipboard or download it as a file.

About CSV files

CSV (comma-separated values) stores tabular data as plain text, one row per line. It is the universal exchange format for spreadsheets and databases.

About JSON files

JSON is a lightweight text format for structured data, used by most web APIs.

Frequently asked questions

Is CSV to JSON free?

5 files per day per IP across all free tools. A subscription is required beyond that. Resets at 00:00 UTC.

Is CSV to JSON secure?

Transfers use TLS encryption. Files uploaded for processing expire after 24 hours. Online drafts expire after the last save: 24 hours without an account, 48 hours with an account. Expired data is then deleted by automatic cleanup.

Do I need to install anything?

No. CSV to JSON works in any modern browser on Windows, macOS, Linux, iOS and Android.

How do I cancel?

You can cancel at any time from your dashboard in two clicks. You keep access until the end of the paid period.

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