JSON → CSV Converter

Convert structured JSON into CSV instantly

About this tool

Convert JSON arrays into CSV instantly. Paste JSON or upload a .json file, then download CSV.

What it does

  • Converts a JSON array of objects into CSV.
  • Includes progress feedback and a one-click download.

How to use

  • Paste JSON (array of objects).
  • Click Convert.
  • Download the CSV output.

FAQ

What JSON format is required?
A JSON array of objects (e.g. [{"a":1},{"a":2}]).
Does it run locally?
Yes, conversion is done in your browser.
Will it preserve column order?
The header order is derived from the first object’s keys.