JSON ⇄ CSV Converter

Convert between JSON and CSV. Format, validate, minify, copy or download your results — all in the browser. Quickly transform data for spreadsheets or APIs. Works fully in-browser — nothing is uploaded to a server. Validation and formatting help prevent mistakes before exporting.

Convert between JSON and CSV. Format, validate, minify, copy or download your results — all in the browser.

Converter tool

Direction JSON → CSV CSV → JSON

Choose which way to convert. Prefilled sample updates automatically.

Input

Paste or edit your JSON/CSV here. Use the buttons to convert, validate or format.

Output

Result area (click Copy or Download)

Status: Ready

Why use JSON ⇄ CSV Converter?

• Quickly transform data for spreadsheets or APIs.
• Works fully in-browser — nothing is uploaded to a server.
• Validation and formatting help prevent mistakes before exporting.

How to use

1. Select conversion direction (JSON → CSV or CSV → JSON).
2. Paste your data into the Input box.
3. Click Convert. Use Validate to check input first.
4. Copy or Download the output. Use Format/Minify for readability or compactness.

Frequently asked questions

The tool handles JSON arrays of objects (recommended). If you paste a single object, it will be wrapped into an array for CSV conversion.

Yes. The CSV parser supports quoted fields (including commas inside quotes) and will validate that each row has the expected number of columns.

No — the conversion runs entirely in your browser. Nothing is uploaded to any server.