Compact floating calculator

Add a compact, floating calculator to any webpage—perfect for quick calculations while browsing. This Firefox extension was inspired by the clean and efficient interface of https://web電卓.jp/, a popular web-based calculator in Japan. With this extension, you can: -Launch a simple calculator with one click -Use it without switching tabs -Perform basic arithmetic (+, –, ×, ÷) directly on any site -Quickly close or reopen it as needed -Enjoy a smooth, non-intrusive user experience Whether you're comparing prices, working on online spreadsheets, or studying math, this calculator stays with you—right on the page.