URL Encode & Decode

Safely percent-encode text for use in a URL, or decode an encoded string back to readable text.

100% freeNo sign-upRuns in your browserNo upload · data stays private

📖 Read the full URL Encode & Decode guide — how it works, examples & FAQ →

How to use this tool

  1. Paste the text or encoded URL component.
  2. Choose Encode or Decode.
  3. Copy the output.

Example

"a b&c" → "a%20b%26c"

Why it's private

This tool runs entirely in your browser using JavaScript. Whatever you paste is processed on your own device — it is never uploaded to a server, logged, or stored. Built by Calabi, which also strips AI metadata and C2PA signals from images and video.

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