What is percent-encoding in URLs?

Percent-encoding replaces unsafe ASCII characters with a % followed by two hexadecimal digits representing the character ASCII code (such as %20 for space).

What is the difference between encodeURI and encodeURIComponent?

encodeURI preserves URL structure characters like /, ?, and :, whereas encodeURIComponent encodes all special characters to make strings safe as query parameter values.

Developer Tools•Free Online Tool

URL Encoder & Decoder

Online URL encoder and decoder. Escapes special characters into percent-encoded hex sequences (%20, %3F, etc.) and decodes percent-encoded query strings back to clean, readable URLs.

100% Free & Private

Standard:

Raw Text or URL to Encode

Encoded Result

How to Use URL Encoder & Decoder

Select Encode or Decode

Choose whether you want to escape or unescape the URL.

Paste Your URL

Input your web address or query string.

Copy Encoded URL

Copy the safe, formatted URL ready for use in web requests.

Frequently Asked Questions

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