Calcsharp Pro

It uses a different approach from a conventional calculator, which is more natural to the way people calculate. When you calculate on a conventional calculator, each time you enter a new number you lose sight of the previous one. And if you make a mistake in the middle of a long expression, you have to start all over. In Calcsharp, you can see all of what you are calculating, and expressions can easily be edited and saved. Features: - Evaluate mathematical expressions step by step - Large number of built-in functions and operators - Large number of predefined mathematical and physical constants - Support for fractions - Supports for decimal, hexadecimal, octal and binary numbers - Works with "Infinity" and "Not-a-number" - Three kinds of parentheses - Unlimited size of expressions - Unlimited depth of nesting - Expression builder - Expression history - Three different chalkboard background (green, blue and black)