VyomaStack
Developer

Free URL Encoder & Decoder Online

Encode and decode URLs and query parameters. Supports encodeURIComponent and encodeURI modes. Runs entirely in your browser.

URL Encoder & Decoder
Encode or decode URL strings and query parameters. Supports encodeURIComponent and encodeURI. Runs in your browser.
Encoding modes

encodeURIComponent — encodes all special characters. Use for query parameter values (e.g. q=hello%20world).

encodeURI — encodes a full URI but preserves characters like /, :, ?, =.

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Frequently Asked Questions

What is URL encoding?
URL encoding (percent-encoding) converts characters into a format that can be safely transmitted in URLs, replacing unsafe characters with % followed by hex digits.
encodeURIComponent vs encodeURI?
encodeURIComponent encodes all special characters and is used for individual query parameter values. encodeURI encodes a full URL but preserves characters like /, :, ?, and =.
Can I decode percent-encoded URLs?
Yes. Switch to Decode mode to convert percent-encoded strings back to readable text.
Is this URL encoder free?
Yes. Completely free, no signup, runs in your browser.