BuildUtilities

URL Encoder / Decoder – Free Online Tool

Encode or decode URL components for safe use in web addresses.

Runs in your browser. Nothing you type or paste is uploaded, saved, or sent to an AI.

Example

Input

hello world & foo=bar

Output

hello%20world%20%26%20foo%3Dbar

Special characters are percent-encoded for safe use in URLs.

How to Use URL Encoder / Decoder

  1. 1

    Enter Text

    Paste the text or URL component to encode/decode.

  2. 2

    Choose Action

    Click Encode or Decode.

  3. 3

    Copy Result

    Copy the result.

Common Use Cases

  • ✦Encoding query parameters for API calls
  • ✦Decoding URLs received from external sources
  • ✦Building safe redirect URLs

Frequently Asked Questions

Also available as

More Encoding Tools

Encode, decode, hash, and convert strings between formats.

View all Encoding tools
Tip Jar