Encoding
URL Encoder/Decoder
Encode or decode URL component strings with percent-encoding suitable for query values and path segments.
Free to use — no sign-up or login.
Runs entirely in your browser; input is not sent to our servers.
Messages, keys, passwords, plaintext, ciphertext, and files are never stored in
localStorage, history, or analytics payloads.
Result
This free URL Encoder/Decoder covers Encode or decode URL component strings with percent-encoding suitable for query values and path segments.
Enter the URL Encoder/Decoder fields, then read the output. Encoding calculators on this site keep the formula visible beside the form, with no account required.
Using the URL Encoder/Decoder
Encode or decode URL component strings with percent-encoding suitable for query values and path segments. Typical inputs are Mode and Input. How it works beside the form states the identity the URL Encoder/Decoder applies.
FAQ
How do I use the URL Encoder/Decoder?
Open the URL Encoder/Decoder, fill Mode and Input, and read the result. Choose Encode or Decode and paste the string to transform.
What formula does the URL Encoder/Decoder use?
The URL Encoder/Decoder uses the identity in How it works. In words: Choose Encode or Decode and paste the string to transform.