CalcApp - Simple Calculator

CalcApp is your all-in-one calculator for mobile devices. It combines Basic Arithmetic, Scientific functions, and Programmer Mode (binary, octal, decimal, hexadecimal) with a fast Unit Converter—no extra apps needed.

Every calculation is automatically saved to History, so you can revisit numbers and conversions whenever you need. Ideal for students crunching equations, professionals tackling complex calculations, and developers who need quick logic and base conversions on the fly.