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URL Encoder Decoder

Encode and decode URLs instantly with this free online URL Encoder Decoder.

Output

Encoded or decoded URL output will appear here...

Encoding and Decoding URLs Without Breaking Links

URL encoding helps browsers, APIs, servers, and web applications safely process links that contain spaces, special characters, symbols, Unicode text, query parameters, and reserved URL values. URL decoding converts encoded text back into a human-readable format.

During development and SEO workflows, unencoded URLs can break API requests, redirect logic, tracking links, search parameters, and browser routing. This URL Encoder Decoder helps quickly transform URLs into safe encoded formats and decode encoded values back into readable text.

The tool is useful for API testing, query parameter debugging, redirect URLs, campaign tracking links, frontend applications, search URLs, and technical debugging directly inside your browser.

How to Use the URL Encoder Decoder

  1. Paste your URL, query string, or text into the editor.
  2. Click Encode URL to convert the text into a URL-safe format.
  3. Click Decode URL to convert encoded text back into readable text.
  4. Copy the final output for use in applications, APIs, or websites.

Common Use Cases

  • Encoding query parameters for APIs.
  • Decoding copied browser URLs.
  • Fixing links with spaces or special characters.
  • Preparing redirect URLs for web applications.
  • Debugging campaign tracking URLs.
  • Working with encoded search parameters.
  • Testing frontend routing and URL handling.

Example URL Encoding

Original URL:

https://example.com/search?q=hello world

Encoded URL:

https%3A%2F%2Fexample.com%2Fsearch%3Fq%3Dhello%20world

Why URL Encoding Matters

  • Safe URL handling: Encoded URLs prevent broken links caused by unsupported characters.
  • Better API compatibility: APIs often require encoded query parameters and request URLs.
  • Reliable redirects: Encoding helps preserve tracking parameters and redirect paths correctly.
  • Improved debugging: Decoding helps developers inspect encoded URLs more easily.

Frequently Asked Questions

What is URL encoding?

URL encoding converts special or reserved characters into a format that can safely travel through browsers, servers, and web applications.

What is URL decoding?

URL decoding converts encoded values back into normal readable text.

Why do URLs use %20 for spaces?

Spaces are not valid inside URLs, so they are commonly encoded as %20.

Is URL encoding useful for APIs?

Yes. API requests often require encoded query strings and parameters to avoid broken requests.

Is URL encoding processed on the server?

No. URL encoding and decoding happen directly inside your browser.