🔗 Online URL Encoder / Decoder

Encode or decode URLs online instantly. Convert special characters to percent-encoding and back. Free URL encoder and decoder, no signup needed.

Quick Answers

What does URL Encode/Decode do?

This tool encodes and decodes URLs using percent-encoding. Useful for building query string parameters, inspecting redirect URLs or decoding tracking links with special characters.

How do I use URL Encode/Decode?

Type your URL or text, click Encode to convert special characters to %XX, or Decode to do the reverse. You can pick component-level or full URI encoding mode.

Who is URL Encode/Decode for?

Web developers building dynamic URLs, API integrators inspecting OAuth callbacks, marketing engineers analyzing tracking links, and students learning URL encoding.

Is it free and private?

Yes, free and no signup. Everything is processed in your browser, no URL is sent to or stored on our servers.

Free Online URL Encoder / Decoder

Our Online URL Encoder / Decoder tool is completely free and works directly in your browser. Encode and decode URLs and parameters. Special characters handled automatically. No signup required, no data sent to any server.

How to use this tool?

Simply fill in the fields above and the result appears instantly. Our online url encoder / decoder supports URL, encode, decode, parameters. The tool is optimized for both mobile and desktop.

Why use SmartGap Tools?

SmartGap Tools offers over 30 free online tools. Also check out: Base64 Encode/Decode, QR Code Generator. All our tools are fast, free and privacy-friendly.

Frequently Asked Questions

How do I URL encode text online?
Paste your text or URL in the box above and click Encode. Special characters will be converted to percent-encoded format (e.g., space becomes %20).
How do I decode an encoded URL?
Paste the encoded string and click Decode. Percent-encoded characters like %20, %3D and %26 will be converted back to their original form.
What is URL encoding used for?
URL encoding (percent-encoding) replaces unsafe characters in URLs with a % sign followed by their hex code. It ensures URLs work correctly in browsers and APIs.
Is this URL encoder free?
Yes, fully free with no sign-up. Everything runs in your browser; no data is sent to any server.