JSON Minifier

Free online JSON minifier tool to compress JSON by removing whitespace, tabs, and line breaks. Reduce file size instantly for faster API requests and optimized storage. No upload required—paste, minify, and download in seconds.

Input JSON
Paste your JSON data here to minify
Output
Minified JSON result
Features
  • • Removes all unnecessary whitespace and formatting
  • • Preserves JSON structure and data integrity
  • • Shows compression statistics and file size reduction
  • • Includes beautify option to reverse the process
  • • Copy to clipboard and download functionality
  • • Swap input/output for easy workflow