A character counter is a tool that counts the characters in a text field or document, including letters, numbers, symbols, and spaces. It may have options for different languages or character sets and displays the count as you type. Some character count tool may only focus on counting letters or spaces within the text, while others may take into account punctuation marks and other special symbols as well. Regardless of the method used, all character counter online tool aim to provide accurate results so that users can better understand the length of their writing.