CSV to JSON Converter
Convert CSV files to JSON format instantly in your browser
Input
About This Tool
Transform your CSV (Comma-Separated Values) files into properly formatted JSON with a single click. Our CSV to JSON converter handles headers automatically, preserves data types, and works entirely in your browser - your data never leaves your device.
Perfect for developers who need to convert spreadsheet exports for APIs, web applications, or database imports. The tool intelligently detects numeric values, handles quoted fields, and produces clean, valid JSON output ready for immediate use.
Features
Use Cases
How It Works
Upload Your File
Drag and drop your CSV file or click to browse. Your file is processed entirely in your browser.
Instant Processing
The tool automatically processes your data using browser-based algorithms. No waiting for server responses.
Download or Copy
Preview the output, then download as a file or copy to clipboard. Your converted data is ready to use.
Frequently Asked Questions
Is this tool really free?
Yes! This tool is completely free to use with no limits. No signup, no credit card, no hidden fees.
Is my data secure?
Absolutely. Your data never leaves your browser. All processing happens locally on your device using JavaScript. We don't store or transmit your data.
What's the maximum file size?
The tool supports files up to 10MB. For larger files, consider splitting them first or using our desktop solutions.
Can I use this for commercial purposes?
Yes, you can use this tool for any purpose including commercial use. There are no restrictions on how you use the converted data.
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