How do I convert CSV to JSON online?

To convert CSV to JSON online, simply paste your CSV data into the left panel and click 'Convert to JSON'. The tool will instantly transform your CSV into properly formatted JSON that you can copy or download.

What is the difference between CSV and JSON?

CSV (Comma-Separated Values) is a simple tabular format where data is organized in rows and columns separated by commas. JSON (JavaScript Object Notation) is a hierarchical format that supports nested objects and arrays, making it ideal for APIs and complex data structures.

Is the CSV to JSON converter free?

Yes, our CSV to JSON converter is completely free with no limitations. All conversion happens in your browser, so your data is never sent to a server, ensuring complete privacy and security.

Does the CSV to JSON converter support headers?

Yes, our converter automatically detects and uses the first row of your CSV as headers/keys for the JSON objects. You can also choose to treat all rows as data without headers.

📊 CSV to JSON Converter

Convert your CSV data to JSON format instantly. Free, secure, and runs entirely in your browser.

⚙️ Conversion Options

First row contains headers

Trim whitespace

Parse numbers automatically

📄 CSV Input

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{ } JSON Output

🛠️ Use this JSON with other tools:

💡 About CSV to JSON Converter

Our free CSV to JSON converter transforms your comma-separated values into properly formatted JSON data. Whether you're working with spreadsheet exports, database dumps, or API data, this tool makes conversion quick and easy.

All processing happens directly in your browser - your data never leaves your computer, ensuring complete privacy and security.

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Instant Conversion

Convert CSV to JSON in milliseconds with our optimized parser

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100% Secure

Client-side processing means your data never leaves your browser

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Smart Parsing

Automatically detects headers and parses numbers correctly

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Easy Export

Copy to clipboard or download as a JSON file instantly