Number Base Pro

Number Base Pro is a fast and precise number system converter for developers, students and anyone working with binary, octal, decimal and hexadecimal numbers. Enter any number in any base and instantly see the result in all four number systems at once. The Arithmetic screen lets you perform addition, subtraction, multiplication and division directly in binary, octal or hexadecimal — no manual conversion needed. The ASCII screen provides a quick reference table mapping characters to their decimal, hexadecimal and binary values. Save conversions to history for quick lookup.