Encoding Tools

URL Encode/Decode

Convert text to URL-safe format and back instantly

Encode Spaces as %20 Encode Unicode Characters

Enter Text to Encode

What is URL Encoding?

URL encoding (percent-encoding) converts unsafe characters into a format that can be safely transmitted over the internet. Unsafe characters are replaced with "%" followed by two hexadecimal digits.

Common Uses

Query string parameters
API request URLs
Form data submission
SEO-friendly URLs

The URL Encode/Decode tool is a free online tool that converts text to URL-safe format and vice versa. Encode special characters for use in URLs, or decode URL-encoded strings back to readable text. Perfect for developers, SEO professionals, and anyone working with web URLs. All processing happens locally in your browser for complete privacy and security.

What is URL Encode/Decode?

The URL Encode/Decode tool is a powerful free online tool that converts text to URL-safe format and vice versa. URL encoding (also known as percent-encoding) replaces unsafe ASCII characters with a "%" followed by two hexadecimal digits, making it safe for transmission over the internet.

Why Use URL Encoding?

URL encoding is essential for web development and SEO. Special characters like spaces, ampersands, and question marks can break URLs or be misinterpreted by browsers and servers. Our tool makes encoding and decoding simple and fast.

Unlike other tools that only encode or only decode, our tool does both, saving you time and effort.

Key Features

Encode: Convert text to URL-safe format
Decode: Convert URL-encoded text back to readable format
Copy Results: One-click copy of encoded/decoded text
Clear All: Reset the tool with one click
Character Count: See input and output length
Live Preview: Results update as you type
Privacy First: All processing is local
Responsive Design: Works on all devices

Perfect For

This tool is ideal for web developers, SEO professionals, system administrators, and anyone who works with URLs. Use it for API development, query string construction, form data encoding, and more. All processing happens locally in your browser for complete privacy and security.

Related Tools

HTML Encode/Decode Binary Encoder/Decoder HEX Converter Emoji Encoder/Decoder

Frequently Asked Questions

What is URL encoding?

URL encoding (percent-encoding) converts unsafe characters into a format that can be safely transmitted over the internet. Unsafe characters are replaced with "%" followed by two hexadecimal digits. For example, a space becomes "%20" or "+".

When should I use URL encoding?

URL encoding is used when you need to include special characters in URLs, such as spaces, ampersands, question marks, or non-ASCII characters. It's essential for query strings, API requests, and form data submission.

What's the difference between %20 and + for spaces?

%20 is the standard encoding for spaces in URLs according to RFC 3986. The "+" sign is used as a space in application/x-www-form-urlencoded data (HTML forms). Our tool supports both formats.

Can I encode Unicode characters?

Yes, our tool supports Unicode encoding. When "Encode Unicode Characters" is checked, it converts non-ASCII characters (like emojis or non-Latin scripts) to UTF-8 byte sequences in %XX format.

Is the URL Encode/Decode tool free and secure?

Yes, the URL Encode/Decode tool is completely free to use. All processing happens locally in your browser—your data is never uploaded to any server, stored, or shared. This ensures complete privacy and security.