Direction Encode Decode

Mode encodeURIComponent — encodes everything except A-Z a-z 0-9 - _ . ! ~ * ' ( ) encodeURI — preserves URL structure characters (: / ? # [ ] @ ! $ & ' ( ) * + , ; =)

Plain Text / URL

Encoded Output

How to use the URL Encoder / Decoder

Choose Encode or Decode and select the mode.
Paste your text or URL into the left panel and click Encode / Decode.
Click Copy to copy the result to your clipboard.

encodeURIComponent vs encodeURI

Use encodeURIComponent for individual query string values — it encodes characters like &, =, +, and / that would otherwise break a URL. Use encodeURI for a complete URL — it leaves structural characters intact so the URL stays valid while encoding spaces and non-ASCII characters.