URL Encode Query Parameter Online
Encode query parameter values or decode URL-encoded text in the browser for request debugging and payload cleanup.
Quick answer
This page encodes query parameter values and decodes URL-encoded text directly in the browser.
Use it when a request value contains spaces, punctuation, or non-ASCII text and should be safe inside a URL.
InputRaw value
OutputConverted value
How to use
- Paste a raw value or an encoded fragment into the input box.
- Choose Encode or Decode.
- Copy the result for your request or debugging workflow.
Common questions this page answers
- How do I URL encode a query parameter?
- How do I decode copied URL-encoded text?
- How do I safely encode spaces and special characters for a request?
Example input and output
Input
name=hello world & team=devOutput in encode mode
name%3Dhello%20world%20%26%20team%3DdevFAQ
When should I use this instead of a full URL encoder?
This tool uses encodeURIComponent, so it is best for query parameter values and partial URL fragments.
What happens if the encoded string is broken?
Broken encoded strings are caught and shown as errors instead of failing silently.
What tools does this pair well with?
It pairs naturally with JSON and Base64 when payloads move through multiple encoding steps.