URLエンコード速攻！ is a Chrome add-on tool that allows users to perform URL encoding and decoding directly in their browser. With this tool, users can easily encode or decode any text without the need for external websites or applications.

To use URLエンコード速攻！, simply install the add-on and click on the "URL Enc" button. This will open a text area where you can input the text you want to encode or decode.

For URL encoding, enter the desired string in the text area and click the "Encode" button. The converted text will be displayed, and you can simply copy it.

For URL decoding, input the already converted text in the text area and click the "Decode" button. The decoded text will be displayed, and you can easily copy and paste it.

URLエンコード速攻！ is a simple and straightforward tool that provides an efficient way to perform URL encoding and decoding directly in Chrome. It is a free add-on developed by takeshi.satoh and is perfect for users who frequently need to work with URL encoding and decoding.