Developer Tools

URL Encoder / Decoder

By ElvaTools Team • July 21, 2026

URL Encoder / Decoder is a free online utility to safely encode special characters into percent-encoded URI strings or decode encoded URLs back to plain text format instantly.

✦ URI Developer Tool Client-Side Executed

What is URL Encoder / Decoder?

URL Encoder / Decoder uses standard JavaScript URI components (`encodeURIComponent` and `decodeURIComponent`) to convert special characters into percent-encoded form or restore them.

❓ Frequently Asked Questions (FAQs)

Schema.org Verified

Q1. What is URL encoding?

URL encoding converts unsafe or special characters (like spaces, ?, &, #) into standard percent-encoded values so browsers and web servers can parse them safely.

Q2. When should I encode a URL?

Encode URLs whenever passing parameters in query strings or web API requests that contain spaces, special symbols, or non-Latin characters.

Q3. What is URL decoding?

URL decoding converts percent-encoded strings (e.g. '%20' or '%26') back into human-readable text and symbols.

Q4. Is this URL Encoder / Decoder free?

Yes, 100% free with client-side execution in your browser.