easyRPN+

easyRPN is a calculator based on RPN logic.
It's includes six calculation layouts, an engineering unit conversion screen, a physical and engineering constants table and more.
It supports decimal, hexadecimal, binary and octal number base representations.
It also supports operations with complex numbers.
Math functions and operators:
- exponential and logarithm maths
- trigonometric
- hyperbolic
- base statistics
- Gaussian error integrals
- logic operators
- stack operators