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Drag & drop CSV files here
or
Process Files
Convert all uploaded CSV files to JSON format
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How to Convert CSV to JSON Online
Step-by-Step Instructions:
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1
Upload CSV Files: Click "Choose Files" or drag and drop your CSV documents into the upload area. Supports multiple files up to 50MB each.
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Automatic Processing: Our converter analyzes CSV structure and automatically maps columns to JSON properties with proper data types.
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Start Conversion: Click "Convert to JSON" to begin the conversion process with real-time progress tracking.
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Download JSON Files: Download individual JSON files or get all converted documents as a ZIP archive.
Why Convert CSV to JSON?
- Use spreadsheet data in web applications and APIs
- Enable JavaScript processing of tabular data
- Create dynamic web content from Excel exports
- Integrate database exports with modern applications
Frequently Asked Questions
Is it free to convert CSV to JSON?
Yes, our CSV to JSON converter is completely free to use. Convert unlimited CSV files without any cost, registration, or watermarks.
Does conversion preserve CSV data structure?
Absolutely! Our converter maintains column headers as JSON keys and preserves all data relationships while creating properly structured JSON arrays.
Are my CSV files secure during conversion?
Yes, all CSV files are processed securely and automatically deleted after conversion. We never store or share your data.
Can I convert multiple CSV files at once?
Yes! Upload multiple CSV files and convert them all to JSON format in one batch operation for maximum efficiency.
What CSV formats are supported?
We support standard CSV files with various delimiters, quoted fields, and different encodings. Excel CSV exports work perfectly.
What's the maximum file size I can convert?
You can convert CSV files up to 50MB each. For larger datasets, consider splitting your CSV into smaller files first.
CSV to JSON Converter Features
Smart CSV Parsing
- • Automatic delimiter detection
- • Header row recognition
- • Proper data type inference
- • Handles quoted fields and escapes
Professional JSON Output
- • Clean JSON array structure
- • Proper formatting and indentation
- • Batch processing support
- • Real-time progress tracking
Security & Privacy
- • Secure file processing
- • No registration required
- • Automatic file deletion
- • Privacy-focused design
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