URL Encoder Decoder
Escape query strings, redirect values, and API parameters without sending the text to a server.
Local processingYour input stays in this browser tab.
Input
Paste URL text to encode or decode
Output
Encoded or decoded URL output
URL output appears here.
When to URL encode
Use URL encoding when spaces, ampersands, equals signs, or non-ASCII characters need to travel safely inside a URL parameter.
Validation behavior
Decode mode reports malformed percent escapes instead of returning partial or misleading output.