URL Encoder/Decoder

Percent-encode or decode URLs and query string components.

Percent-encode or decode URLs and query string components. This free tool by electronmagazine.com runs entirely in your browser — no sign-up, no uploads, no tracking of your input.

How to use

  1. Paste a URL or text.
  2. Choose Encode or Decode.
  3. Copy the output.

FAQ

Which function is used?

encodeURIComponent and decodeURIComponent.

When should I encode?

For query parameter values containing spaces or symbols.

Why does decode fail?

A malformed percent sequence like alone.

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