Convert JSON to CSV for Excel Spreadsheets

Got JSON data from an API? Convert it into a structured CSV file you can open and analyze in Excel. Our tool flattens nested objects into neat rows and columns.

Convert JSON to CSV for Excel Spreadsheets

Transform JSON arrays into CSV format ready for Excel import.

JSON Input

Delimiter:

CSV Output

CSV output will appear here

How the JSON to CSV Converter Works

Paste your JSON array or single object. The converter extracts all unique keys from your data to create CSV headers. Each object becomes a row in the output.

Choose your delimiter: comma, tab, or semicolon. The converter properly escapes values containing delimiters, quotes, or newlines. Nested objects are stringified.

Results appear as CSV text ready to copy or download. Open directly in Excel, Google Sheets, or any spreadsheet application. All processing happens locally in your browser.

When You'd Actually Use This

Exporting API data to Excel

Got JSON from an API? Convert to CSV for analysis in Excel. Share with colleagues who prefer spreadsheets over JSON.

Creating reports from databases

Export query results as JSON, convert to CSV for reporting. Stakeholders can open in their preferred tool. Universal format.

Importing to other systems

Many systems accept CSV imports. Convert your JSON export for migration. Move data between platforms easily.

Analyzing JavaScript data

console.log your data as JSON, convert to CSV. Analyze in Excel with pivot tables and charts. Best of both worlds.

Sharing data with non-developers

Business teams prefer Excel. Convert your JSON data to CSV they can open. Better collaboration across teams.

Archiving API responses

Store historical API data as CSV. Smaller than JSON, easier to browse. Long-term data preservation.

What to Know Before Using

Input should be an array of objects.Each object becomes a row. Single objects are wrapped in an array. Arrays of primitives aren't supported.

All unique keys become columns.If objects have different keys, all are included. Missing values become empty cells. This handles inconsistent data.

Nested objects are stringified.Complex values become JSON strings in the CSV cell. They're preserved but not flattened. Parse them after import if needed.

Special characters are escaped.Values with commas, quotes, or newlines are properly quoted. Standard CSV format ensures Excel compatibility.

Pro tip: For deeply nested JSON, flatten the structure first or use a tool with nested field support. This converter handles flat arrays of objects best.

Common Questions

Can it handle large JSON files?

Browser memory limits apply. Files with thousands of objects work fine. Very large files may need streaming converters.

What about arrays inside objects?

Arrays are converted to JSON strings in the cell. They're preserved but not expanded. Parse after importing to Excel if needed.

How are null values handled?

Null and undefined become empty cells in CSV. This matches Excel's handling of missing data.

Can I choose which fields to export?

This tool exports all fields. For selective export, filter your JSON first using map() or a script.

Does it preserve data types?

CSV is text-only. Numbers and booleans become strings. Excel may re-interpret them on import, but not guaranteed.

What encoding is used?

UTF-8 encoding. Supports international characters. Excel may need to import with UTF-8 specified for correct display.

Is my data secure?

Yes, conversion happens entirely in your browser. No data is uploaded to servers. Safe for sensitive information.

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Convert JSON to CSV for Excel Spreadsheets