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JSON to CSV Converter

Convert JSON arrays to CSV format

Files stay on this deviceRuns entirely in your browserFree — no signup

Drop your file here or browse from your device

Accepts JSON. Maximum input: 10 MiB. Files above this hard limit are rejected before local processing.

How to Convert

  1. Upload or paste your JSON data
  2. Review the detected columns
  3. Adjust flattening options
  4. Download the CSV

Features

  • Support arrays of objects
  • Flatten nested objects
  • Handle arrays within objects
  • Auto-detect structure

Use Cases

  • Export API data to spreadsheets
  • Convert JSON logs to analyzable format
  • Create CSV backups of JSON data

Frequently Asked Questions

Is JSON to CSV Converter free to use?

Yes. It is free to use with no signup or watermark.

Is my data private when using JSON to CSV Converter?

Absolutely. All processing happens in your browser. Your data never leaves your device.

Can it handle nested JSON?

Yes, nested objects and arrays are automatically flattened into CSV columns using dot notation.

Related Tools

CSV to JSON Converter

Convert CSV files to JSON format

XML to CSV Converter

Convert repeating XML records into a flattened CSV table

CSV Viewer

View CSV files in a spreadsheet-style grid with sorting, filtering, and search

Need to convert the other way? Try our Csv To Json