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CSV to JSON

Convert CSV spreadsheets to JSON in seconds. CSV is best for importing and exporting data between apps; JSON is best for developers, APIs and app data. Your files are processed on your own device.

  • No upload — 100% private
  • Fast, lossless when possible
  • Free & unlimited
  • Works on iPhone & Android

    How to convert CSV to JSON

    1. 1

      Tap Choose files and select your CSV file(s).

    2. 2

      Adjust the options if you like (the defaults work well).

    3. 3

      Press Convert to JSON. Several files can be downloaded together as a ZIP.

    CSV vs JSON

    CSVJSON
    Full nameComma-Separated ValuesJavaScript Object Notation
    Opens on iPhone✓ Yes✓ Yes
    Opens on Android✓ Yes✓ Yes
    Opens on Windows✓ Yes✓ Yes
    Opens on Mac✓ Yes✓ Yes

    CSV: CSV is plain-text table data, one row per line. Every spreadsheet, database and CRM can import it.

    JSON: JSON is the structured data format of web APIs and apps. Converting a spreadsheet to JSON turns each row into an object.

    Frequently asked questions

    How do I convert CSV to JSON on my phone?
    Open this page in your phone's browser, tap Choose files, pick your CSV file(s) and press the button. The JSON file saves to Downloads.
    Is it free and unlimited?
    Yes. There's no sign-up, no watermark and no daily limit.
    Are my files uploaded?
    No. Conversion runs in your browser, so your documents and photos stay private.

    Rate this tool

    Be the first to rate it.

    Related conversions

    XLSX to JSONXLS to JSONODS to JSONCSV to XLSXCSV to XLSCSV to ODSCSV to HTMLCSV to PDF

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