"Number System Conversion" is a converter which allows you to convert between different numeral systems like the binary system, hexadecimal system, octal number system and decimal system.
You can also convert floating value easily.
It is very easy to use and shows you the calculation method if you want to.
It has calculation mode, you can calculate Decimal, Binary, Octal and Hexadecimal number.
BCD to Decimal and Decimal to BCD conversion.