Converter Tools

JSON to CSV

Convert JSON arrays to CSV format with auto-detected headers and custom delimiter.

Delimiter

Include header row

JSON Input

CSV Output

How to use the JSON to CSV

Paste your JSON

Paste a JSON array of objects into the input area.

Set options

Choose your delimiter and whether to include the header row.

Copy or download

Click Copy to grab the CSV, or Download CSV to save the file.

What is a JSON to CSV Converter?

A JSON to CSV converter turns an array of JSON objects into spreadsheet-ready rows and columns. Object keys become column headers, each object becomes a row, and the result opens directly in Excel or Google Sheets.

It is the standard move for getting API responses and exports into the hands of people who work in spreadsheets. Paste JSON, get CSV, download or copy it. Nested objects are flattened into dotted column names so no data is silently lost, and everything converts locally in your browser.

Converts JSON arrays to clean CSV rows
Object keys become column headers automatically
Flattens nested objects into dotted columns
Handles values containing commas and quotes correctly
Copy or download the CSV in one click
Local conversion, data stays in your browser

From API response to spreadsheet

APIs speak JSON; analysts, accountants, and managers work in spreadsheets. When someone asks for the data in Excel, paste the JSON array here and hand over the CSV. Ten thousand records convert as easily as ten, and the column order stays stable so repeated exports line up.

How nested JSON becomes flat columns

CSV has no nesting, so an object like user.address.city cannot stay a tree. The converter flattens it: the nested path becomes a column named user.address.city with the leaf value in each row. Arrays inside records are the awkward case in any flattening scheme; simple values join into a delimited cell so nothing disappears.

Quoting rules that keep CSV valid

A value containing a comma, a quote, or a line break must be wrapped in double quotes, with inner quotes doubled. Hand-rolled exports skip this and produce files where one address with a comma shifts every following column. The converter applies the quoting rules from the CSV standard automatically, so the file opens correctly everywhere.

Frequently Asked Questions

What JSON shape converts best?

An array of objects with matching keys, like typical API list responses. Each object becomes a row and the union of keys becomes the columns.

What happens to nested objects?

They are flattened into dot-notation columns, so {"user": {"name": "Ali"}} becomes a column called user.name. No values are dropped.

Can Excel open the result directly?

Yes. The output follows standard CSV quoting, so Excel, Google Sheets, and Numbers open it with columns intact.

How are values with commas handled?

They are wrapped in double quotes per the CSV standard, so a value like "Lahore, Pakistan" stays in one column.

Is my data uploaded during conversion?

No. The conversion runs entirely in your browser, safe for customer and business data.

What if my objects have different keys?

The converter uses the union of all keys as columns and leaves cells empty where a record lacks that field.

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What is a JSON to CSV Converter?

Converts JSON arrays to clean CSV rows

Object keys become column headers automatically

Flattens nested objects into dotted columns

Handles values containing commas and quotes correctly

Copy or download the CSV in one click

Local conversion, data stays in your browser