URL Encoder/Decoder

Encode or decode URL strings instantly in your browser.

🔒Privacy first: All processing happens in your browser. Your data never leaves your device. Verify in Network tab.

How to Use the URL Encoder/Decoder

1

Enter Your Input

Type or paste your text or URL-encoded string into the input field above.

2

Choose Conversion

Click Encode to percent-encode special characters, or Decode to convert percent-encoded sequences back to plain text.

3

Get Results Instantly

The converted output appears immediately in the output area. Use Copy to copy the result to your clipboard.

Frequently Asked Questions

URL encoding (percent-encoding) replaces unsafe ASCII characters with a '%' followed by two hexadecimal digits. It ensures special characters like spaces, colons, or slashes are safely transmitted in URLs.
You need to URL encode when including special characters (spaces, &, ?, #, etc.) in query parameters, form submissions, or URL segments to ensure they are correctly interpreted by web servers and browsers.
Yes, URL encoding is fully reversible. Decoding converts percent-encoded sequences back to their original characters, so no information is lost in the process.
Yes, this URL encoder/decoder is completely free to use. All processing occurs in your browser — no data is uploaded to any server.

Related Tools

Ad