URL Encoder / Decoder
About this Tool
The URL Encoder / Decoder tool on AllThatConverter translates web link addresses, query parameters, and plain text strings into highly compatible encoded blocks and vice versa. Operating 100% locally in your web browser, it guarantees complete data safety and privacy for QA debugging, network API parameter checking, and web page styling.
Processed safely on your device
Everything happens in your browser on this device. Your files are never sent to our servers—so you can use it with peace of mind.
How to Use
Select the operation mode: URL Encode or URL Decode from the select dropdown.
Paste or type your target text or URL path directly into the input textarea.
The processed output is generated instantly in the result window; click 'Copy Result' to save it to your clipboard.
Key Scenarios & Use Cases
API Query Strings Formatting
Prepares raw string parameters containing signs and spaces to be safely transmitted as HTTP query parameters.
Resolving Broken Link Paths
Decodes obfuscated URL paths (e.g. %E3%85...) back into readable multi-language character representations.
Local Security Parameters Checking
Verifies secure access token URLs or staging links locally without passing sensitive data parameters over public networks.
Frequently Asked Questions (FAQ)
No. AllThatConverter enforces a zero-telemetry policy. Your input text arrays are processed in temporary browser memory and never uploaded.
Yes. The resolver relies on standard UTF-8 parameters, making it fully compatible with emojis, special symbols, and multi-language glyphs.