URL Encoder / Decoder

Encode or decode URLs and query parameters.

Processed on your device. Your files never leave your browser.

About URL Encoder / Decoder

URL encoding (percent-encoding) replaces unsafe characters with % sequences so data can travel safely in URLs. This tool encodes and decodes both full URLs and individual query-string components.

How to use

  1. 1Choose Encode or Decode.
  2. 2Paste your text or URL.
  3. 3Toggle 'Encode full component' for query-string values.
  4. 4Copy the result.

Features

  • encodeURIComponent and encodeURI modes.
  • Encode and decode in one tool.
  • Clear error for malformed percent-encoding.
  • Runs entirely in your browser.

Frequently asked questions