文字数カウンター(全角半角対応) is a free Chrome add-on developed by singleton. This add-on adds a "Character Count" option to the right-click menu in your browser.

With this add-on, you can easily see the total number of characters, as well as the number of full-width and half-width characters, in any selected text. Additionally, it provides the number of characters when the selected text is converted to full-width or half-width.

This tool is especially useful for writers, translators, and anyone who needs to keep track of the character count in their text. It eliminates the need for manual counting and provides accurate results with just a few clicks.

Install this add-on to conveniently access character count information and improve your productivity while working with text in your browser.