URL Encoder & Decoder
Encode query parameters and URLs into standard percent-encoded format (RFC 3986) or decode encoded URLs back to human-readable strings.
Operation
Encoding Mode
Encodes all special chars including / ? & — use for query parameter values.
Key Features & Performance
How to Use URL Encoder / Decoder in 3 Simple Steps
Paste Your URL or Text
Paste the URL or text string you want to encode, or paste a percent-encoded string you want to decode.
Choose Mode
Select 'Encode' to make your string URL-safe, or 'Decode' to convert it back to plain text.
Copy Result
Copy the encoded or decoded result with a single click.
Why Use Our URL Encoder / Decoder?
Unlike traditional file conversion portals that upload your private files to unknown third-party cloud servers, ToolDolfen leverages client-side browser computing. Your computer or phone processes the data directly, giving you complete privacy and instant completion speeds.
Files remain inside your device memory. Zero risk of data leak, profiling, or unauthorized inspection.
No network upload waiting times or server queue delays. Processing begins instantaneously in your browser.
Frequently Asked Questions
Key details about URL Encoder / Decoder and privacy assurances
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