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Productivity Tools

JSON to CSV

Quickly and easily convert JSON to CSV format. Upload or paste your JSON and download a spreadsheet-ready file.

Upload or Paste Files Stay Private Instant Download

Drop your JSON file here

or click to browse (.json)

Your file never leaves your device. Processed entirely in your browser.

Why FileReadyNow

Turn JSON Data into a Clean CSV File Without Any Code

Paste your JSON array and get a properly structured CSV ready to open in Excel or any spreadsheet tool.

Handles Nested JSON

Flattens nested objects and arrays into appropriate columns so even complex JSON structures export cleanly to CSV.

Automatic Column Headers

Uses your JSON keys as column headers automatically, producing a well-labelled spreadsheet without any manual setup.

Delimiter Options

Choose comma, semicolon, or tab as your separator to match the format expected by your target application.

One-Click Copy

Copy the CSV output to your clipboard and paste it directly into a spreadsheet or another tool without saving a file first.

No Upload Required

Conversion happens in your browser. Your JSON data is never sent to or stored on any server.

Download as a File

Save the output as a .csv file directly from the browser, ready to open in Excel, Google Sheets, or any data tool.

JSON data from APIs and web services is hard to read, share, or analyze directly in a spreadsheet. The JSON to CSV Converter from FileReadyNow takes your JSON array and transforms it into clean, comma-separated tabular data that opens directly in Excel, Google Sheets, or any tool that reads CSV files. Paste or upload your JSON and get a formatted CSV file in seconds.

What This Tool Does

The converter reads a JSON array where each object represents a row and extracts all unique keys to use as column headers. Each object's values are then placed in the corresponding column for that row. The result is a properly structured CSV file with a header row and one data row per JSON object, ready to open in a spreadsheet without any manual formatting.

What Works Well

The converter handles a range of common JSON structures:

  • Flat JSON arrays where each object has the same set of keys
  • Arrays with objects that have varying keys, filling missing values with empty cells
  • String, number, and boolean values in any combination
  • JSON responses copied directly from browser DevTools or API testing tools

Nested objects and arrays within values are converted to their string representation to preserve the data while keeping the output in a flat tabular format.

Common Use Cases

  • API Data Analysis: Convert a JSON response from an API into a spreadsheet to sort, filter, and analyze the data without writing any code.
  • Reporting and Sharing: Transform JSON data from a dashboard or backend tool into CSV format to share with stakeholders who prefer spreadsheets.
  • Data Import Preparation: Convert JSON exports from web applications into CSV format for importing into databases, CRM tools, or accounting software.
  • Log and Event Data Review: Turn JSON log entries or event tracking data into tabular format for quick review in a spreadsheet application.

What to Expect from the Output

The output is a properly formatted CSV file with column headers in the first row and data in subsequent rows. Comma-containing values are automatically wrapped in quotes to preserve CSV integrity. You can copy the output text directly or download it as a .csv file ready to open in Excel or Google Sheets.

Step by Step

How to Convert JSON to CSV

1

Upload your JSON file or paste JSON text directly

2

Click 'Convert to CSV' button

3

Download or copy the converted CSV file

Client-side processing Most tools run entirely in your browser. Your files never leave your device.
Auto-deleted after download For server-side tools, your file is permanently deleted once the download link expires.
SSL encrypted transfer All file transfers use HTTPS / TLS encryption end-to-end.
Never stored or shared We do not store, sell, or access your files. Zero data retention policy.
Up to 50 MB per file Max upload size per file.
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