CSV to JSON Converter – Free Online Tool

CSV to JSON Converter

Convert CSV data to clean JSON. Paste your data or upload a file.

What is the CSV to JSON Converter? CSV is common for spreadsheets, JSON is standard for APIs. This free tool converts between them instantly. Handles quoted commas, empty cells, and more. Everything runs in your browser.

CSV Input

JSON Output

Your JSON will appear here.

Quick Tips

  • First row becomes JSON keys
  • Wrap commas in quotes
  • Empty cells become empty strings

How It Works

  1. Add CSV — paste or upload.
  2. Click Convert.
  3. Copy or download.