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📊 CSV to JSON

Convert CSV table data to JSON format

CSV Input

Settings

Rows
0
Columns
0
Output Size
0 B
📄
JSON to CSV
Convert JSON data to CSV table format
📗
JSON to Excel
Convert JSON data to Excel format
📋
TXT to CSV Converter
Convert plain text files to CSV format with custom delimiters
Rate:
💬 Comments: 3
J
Julia

Fast conversion, no issues.

2025-12-30
R
Ryan

Works perfectly every time.

2025-12-21
K
Kevin

Exactly what I needed!

2025-12-18

What is CSV to JSON?

CSV to JSON converter transforms comma-separated values (CSV) table data into JSON (JavaScript Object Notation) format. JSON is a lightweight data interchange format widely used for data transfer between web APIs and applications.

Features

Multiple Delimiters

Support comma, semicolon, tab delimiters

Header Recognition

Use first row as JSON object keys

Formatted Output

Choose between pretty or minified JSON

Live Preview

Instant conversion results for easy verification

Tips

  • ✓ Ensure CSV format is correct with consistent columns per row
  • ✓ Wrap fields containing commas in quotes
  • ✓ First row headers become JSON property names
  • ✓ Use upload for large files instead of pasting

FAQ

What is the difference between CSV and JSON?

CSV is a plain text table format for simple row/column data; JSON is a structured format supporting nested and complex data types, better suited for APIs and programming.

What does the converted JSON look like?

With header row enabled, each data row becomes an object with headers as keys; otherwise it becomes an array of arrays.

What file size is supported?

This tool runs in browser. Files under 10MB are recommended for smooth experience.

Last updated: 2026-06-04✓ Expert verified