What is URL Encoder/Decoder?

URL-encode and decode strings for use in query parameters, form bodies, and API calls. Percent-encoding replaces unsafe characters so that URLs, JSON payloads, and redirect targets stay valid. This free url encoder/decoder tool runs entirely in your browser — no sign-up, no uploads, and no data leaves your device.

Why use the URL Encoder/Decoder tool?

• Optimized for "url encode decode"
• Encode and decode with RFC 3986 percent-encoding
• Handles reserved characters, spaces, and non-ASCII text
• Instant results with a one-click copy button