For example, 'Black-squared', 'Small Caps', and 'Stroked' are unique only to letters and 'Double-circled', 'Roman', and 'Greek' are unique only to numbers.
A large number of fonts, such as 'White-circled', 'Black-circled', 'Fullwidth', 'Inverted', and 'Reversed' are shared between chars and digits but some fonts are unique to either chars or digits. You can choose between 30 fonts for characters and 20 fonts for numbers. These symbols are defined by the Unicode standard and are used in dingbats and pi fonts (such as fractions, decorative symbols, and monetary symbols), various writing systems (such as Cyrillic, Greek, and Ethiopic), element drawing (such as box and block drawing), and other technical areas.
It replaces ASCII characters and digits, which can be typed on a keyboard with similar-looking Unicode glyphs from a pseudo-alphabet, which can't be typed on a keyboard. This online tool converts your ASCII text into obscure (but awesome) Unicode text.
