JSON to Query String Converter

Convert JSON objects to URL query strings. Transform JSON data to URL parameters for API calls. Free JSON to query string converter with custom encoding options and instant results.

Input JSON

Paste or type your JSON data
🔧 All JSON Tools

Query String Output

Your URL parameters

Features

  • 🔗 Convert JSON to URL query strings
  • 🔧 URL encoding options
  • 📦 Flatten nested objects
  • ⚡ Instant conversion
  • 📱 Works on mobile devices
  • 🔒 Privacy-focused: no data sent to servers
  • 📋 Copy to clipboard
  • 💾 Download as text file