URL Encoder / Decoder
Developer toolNewPercent-encode or decode URLs and query strings.
This tool runs entirely in your browser. Your files never leave your device — nothing is uploaded.
Your encoded or decoded text appears here.
Frequently asked questions
What's the difference between the modes?
Component mode encodes everything (encodeURIComponent); full-URI mode preserves URL structure (encodeURI).
Is my input uploaded?
No — encoding happens locally in your browser.