Expression Calculator Cost: $9 Get the full version     Trial version     Developer's Website Contacting third-party download site please wait. If your download does not start, click here, or get the full version Descriptions Expression Calculator: Expression Calculator is an expression scientific calculator which allows you to directly enter an expression to be evaluated. There are a lot of functions supported, including algebraic, transcendental, trigonometric, hyperbolic. The calculator also contains a list of common physical, chemical and math constants and allows you to define your own constants and functions. The calculator's intuitive, easy-to-use interface as well as its broad support of common mathematical, engineering, statistical, and financial functions makes it a must-have for both students and professionals.