Web Security Utility

Modern URL Encoder & Decoder

Convert special characters into web-safe formats instantly. Perfect for SEO professionals and developers looking to fix broken links and handle sensitive query parameters securely.

SEO Friendly 100% Client-Side UTF-8 Support
Web Security Utility

URL Encoder / Decoder

Expert SEO Knowledge

Common questions about URL encoding and web security.

URLs can only be sent over the Internet using the ASCII character-set. Encoding converts unsafe characters (like spaces, symbols, or non-ASCII characters) into a format that is safe for web browsers and search engines to interpret correctly, preventing 404 errors.

Absolutely. All processing is done locally in your browser using JavaScript. No data is ever sent to our servers, making it the ideal choice for developers handling sensitive API keys, tokens, or private parameters.