LogiCalc is a free programmer's calculator.
LogiCalc is a programmer's calculator for doing integer arithmetic and logical operations on operands of size 8,16, 32, 64, and 128 bits. LogiCalc supports binary, octal, decimal, and hexadecimal number bases as well as the standard logical operations such as shift, rotate, and, or, xor, and invert. It also has an indefinite depth operand stack that supports the standard stack operations such as push, pop, peek, and clear (purple plus bottom red button). LogiCalc is also equipped with copy to/from clipboard for decimal numbers. Data can be interpreted as signed or unsigned using the S/uS button. LogiCalc's interface is designed for smartphones to tablets and supports both portrait and landscape mode.