URL Encode & Decode
Encode special URL characters safely or decode percent-encoded text back to a readable form instantly.
Input Text / URL
Encoded URL Output
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About URL Encoding & Features
Understand how percent-encoding preserves data integrity across web queries and URI components.
URL encoding (percent-encoding) replaces unsafe ASCII characters with a percent sign (%) followed by two hexadecimal digits. This ensures that parameters containing spaces, slashes, or special symbols are transmitted reliably over the internet without breaking HTTP requests or server routing.
URI vs URI Component
Choose standard encoding to preserve structural URL characters like slashes, or encode all characters for complete query parameters.
100% Private & Browser-Based
Your data is processed locally inside your web browser. No queries or strings are sent to external servers.
Real-Time Two-Way Sync
Get instant encoding and decoding results as you type without having to press extra submit buttons.