Free · no signup · browser-local
URL Parameter Encoder and Decoder for Percent Escapes
Encode a URL parameter value containing spaces, slashes or Unicode text. Decode a percent-encoded value to see the original characters and copy the result.
Input
Result
Getting started
Paste the component text, select encode or decode and copy the result.
Before you use the result
This handles a URL component, not an entire URL or HTML sanitization.
Try an example
Encode “a b/中” and inspect spaces, slash and Unicode escapes.
How it works
Uses browser-standard URI component encoding and decoding.
Frequently asked questions
Encode text for a URL component or decode percent escapes.
How do I use URL Encoder and Decoder?
Paste the component text, select encode or decode and copy the result.
Does this tool upload my data?
Inputs and files are processed in your browser. Page-view analytics do not contain your tool input.
What should I check before using the result?
This handles a URL component, not an entire URL or HTML sanitization.