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URL Encode / Decodeβ€” Free & Private

Encode or decode URL strings and query parameters in your browser.

Processed in your browser. Nothing uploaded.

What Is URL Encoding?

URL encoding and decoding converts between readable URL strings and their percent-encoded equivalents. Encoding replaces unsafe or reserved characters with a percent sign followed by two hexadecimal digits, while decoding reverses the process to recover the original readable string. This ensures that special characters like spaces, ampersands, and question marks are transmitted correctly in web addresses and query strings. Our tool handles both directions instantly in your browser.

How to Use URL Encode / Decode

  1. Choose mode

    Select URL Encode to convert text for safe URL use, or URL Decode to read encoded strings.

  2. Enter your text

    Paste the string you want to encode or the percent-encoded string to decode.

  3. Copy the result

    View the output instantly and copy it to your clipboard for use in URLs or code.

Why Use Our URL Encoder/Decoder?

Encode and decode URLs in a single interface
Runs entirely in your browser β€” no data sent anywhere
Handles all special and Unicode characters correctly
Real-time output as you type or paste
One-click copy to clipboard
Useful for debugging query strings and API parameters
Supports full URLs and individual string components

Frequently Asked Questions

Which characters need to be URL encoded?

Characters like spaces, &, =, ?, #, %, and non-ASCII characters must be encoded when used in URLs. Letters, numbers, hyphens, underscores, and periods are safe and do not need encoding.

What does %20 mean in a URL?

%20 is the URL-encoded representation of a space character. Some systems use a plus sign (+) for spaces in query strings, but %20 is the universal standard.

Should I encode the entire URL or just the query parameters?

Typically, you only encode individual parameter values. Encoding the entire URL would break the structural characters (://?&=) that define the URL format.