Free JSON to CSV Converter
Our free JSON to CSV converter is a powerful tool designed for developers, data analysts, and IT professionals. Easily transform structured JSON data into clean, formatted CSV (Comma Separated Values) or TSV files. Whether you're preparing data for Excel, Google Sheets, or database imports, our tool ensures accuracy and speed with 100% client-side processing.
Key Features
- Instant Conversion: Results in milliseconds
- Private & Secure: All data stays in your browser
- Smart Flattening: Correctly handles nested JSON objects
- Custom Delimiters: Choose between comma, semicolon, or tabs
- Easy Export: Copy to clipboard or download as .csv
- 100% Free: No limits, no registration required
Common Use Cases
API Data Analysis
Convert JSON responses from REST APIs into CSV format for easier analysis in spreadsheet software.
Database Migration
Prepare JSON data for import into relational databases like MySQL or PostgreSQL.
Data Visualization
Transform complex JSON datasets into a flat structure suitable for visualization tools.
Quick Reporting
Generate readable CSV reports from structured JSON log files or application data.
Frequently Asked Questions
Does it support nested JSON?
Yes, our tool automatically flattens nested objects so they appear as clearly labeled columns in your CSV.
Is my data uploaded?
No, all processing happens locally in your web browser. Your data is never sent to our servers.
Can I convert to TSV?
Yes, simply select the "Tab" delimiter option before converting.
What is the maximum file size?
The tool can handle large JSON files, though performance depends on your device's memory.