URL
URL Decode
Paste encoded URL text, optionally convert plus signs to spaces, and decode it with helpful handling for malformed input.
Runs locally in your browser. Your input is not uploaded.
How this tool works
URL decoding reverses percent-encoded sequences back to readable text.
The plus-to-space option is useful for form-style query strings.
Examples
- Decode a query parameter copied from browser devtools.
- Turn form-encoded text back into readable words.
Common use cases
Query debugging
Redirect inspection
API request review
FAQ
Why convert plus signs to spaces?
HTML form encoding often represents spaces as plus signs in query values.
What causes malformed URI errors?
Incomplete percent escapes or invalid encoded byte sequences can cause decodeURIComponent to throw.