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CSV to JSON Converter - Convert CSV Files to JSON Online | Free Data Converter - BaatSpace
Data Converter

CSV to JSON Converter

Convert CSV files to JSON format instantly. Perfect for developers, data analysts, and API integration.

Fast Conversion
Auto Type Detection
Minify Output
100% Free
Back to All Tools

Convert CSV to JSON

Upload your CSV file and get JSON format instantly

Drop your CSV file here

or click to browse files

Supports .csv and .txt files up to 10MB

- -

JSON Preview

No file converted

JSON output will appear here after conversion

Features

Lightning fast conversion
100% secure - local processing
No file size limits
Works on all devices
Customizable options

Quick Stats

10MB
File Limit
∞
Free Forever
100%
Secure
1M+
Rows Support

Pro Tip

Enable "Auto-detect data types" to automatically convert numbers and booleans in your JSON output. Use "Minify JSON" for smaller file sizes in production environments.

Frequently Asked Questions

Everything you need to know about CSV to JSON conversion

What is CSV and JSON format?
CSV (Comma-Separated Values) is a simple format for tabular data, while JSON (JavaScript Object Notation) is a structured format ideal for web applications and APIs.
Is this converter free to use?
Yes, our CSV to JSON converter is completely free to use with no limitations on file size or number of conversions.
Are my files secure?
Absolutely. All processing happens locally in your browser. Your data never leaves your computer, ensuring complete privacy and security.
What delimiters are supported?
We support common delimiters including comma (,), semicolon (;), tab, pipe (|), and custom delimiters for your specific file format.
Can I convert CSV files with headers?
Yes, you can choose whether the first row contains headers. When enabled, headers become property names in the JSON objects.
What is the maximum file size?
We recommend files under 10MB for optimal performance, but there's no strict limit. Very large files may take longer to process depending on your device.
Can I use this tool on mobile devices?
Yes, our converter is fully responsive and works on all devices including smartphones and tablets.

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