URL Encoder
Percent-encode a string for safe use in URLs. Free, instant, no signup.
How to use this tool
- Enter text to url-encode in the fields above.
- Results update instantly as you type — or click Calculate.
- Read your url-encoded and the full breakdown beneath it.
URL encoding (percent-encoding) replaces unsafe ASCII characters with a '%' followed by two hex digits, making strings safe to embed in URLs.
Frequently asked questions
- What is URL encoding?
- URL encoding converts characters that are not allowed in a URL into a percent-encoded format, e.g. a space becomes %20.