URL Encoder / Decoder

Encode special characters into percent-encoded query parameters or decode encoded URLs into clean text.

100% In-Browser Privacy
Zero Server Uploads
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Input Text / URL
Result
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Key Capabilities & Features

Standard encodeURIComponent and full encodeURI modes
Automatic live conversion as you type
Clear, Swap, and Copy buttons

How to Use URL Encoder / Decoder

  1. 1
    Select ModePick Encode (converts special chars to %XX) or Decode (reverses percent encoding).
  2. 2
    Paste URL or QueryPaste the string or parameters into the input textarea.
  3. 3
    Get ResultLive output updates instantly with one-click clipboard copy.

Frequently Asked Questions

Why are URLs percent-encoded?

URLs can only be sent over the internet using the standard ASCII set. Reserved characters (such as spaces, &, ?, =) must be encoded with % followed by two hexadecimal digits.