CountChars - find out the length of any selected text in one right-click.
CountChars allows users to count the characters of any live text selection. Simply select the text you want, on any webpage and then right-click. CountChars will display the length of the string (the number of characters) in the right-click menu. If you click on the menu option, CountChars will also enable web page editing mode, allowing you to edit the web page in real time. CountChars is especially useful for Amazon Sellers.