Developer Utility
URL Decode Tool
Decode percent-encoded URLs and query strings.
Language: URLUtility: Decode
email=alice@example.com&status=active
What This Tool Does
Decode escaped paths and query strings to inspect real input values during debugging.
Use it to inspect or transform input quickly, then carry validated output into code, tests, or API requests.
Common Use Cases
- Read encoded callback URLs from logs.
- Validate server-side decoding behavior.
- Inspect deeply encoded marketing parameters.
Common Pitfalls
- Decoding twice can corrupt original values.
- Malformed escape sequences will fail.
FAQ
Why did decoding fail?
Your input may contain an invalid percent-encoded sequence.
Can this decode full URLs?
Yes, but use carefully to avoid accidental double decode.
Does this tool send data to a backend?
Most tools process input client-side in your browser unless explicitly noted.