URL Encoder / Decoder
Encode and decode URL percent-encoded strings — entirely in your browser.
No data leaves your browser.Mode
Frequently Asked Questions
- Is my data safe?
- Yes. All processing happens in your browser. Your data never leaves your device.
- What is the difference between Component and Full URI mode?
- Component mode (encodeURIComponent) encodes all special characters including &, =, ?, and #, making it safe for query parameter values. Full URI mode (encodeURI) preserves characters that are valid in a complete URL such as :, /, ?, and #.
- Does it support Unicode?
- Yes. All Unicode characters are percent-encoded as their UTF-8 byte sequences.