URL Encoder / Decoder — Free

Encode special characters to percent-encoding (%20, %2F…) or decode them back. Updates in real time as you type.

Mode:

Plain text / URL

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Real-time encoding

Results update instantly as you type. No button to press.

⚙️

encodeURIComponent for query values, encodeURI to encode a full URL preserving structure.

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Everything runs in your browser using the standard JS Web API. No server involved.