DreamCalc is the Ultimate Free Scientific Graphing Calculator for Windows. A slick math application that's so realistic, you'll never reach for your hand-held calculator again!
Math software for students studying precalculus and calculus. Math Center Level 2 consists of a Scientific Calculator, a Graphing Calculator 2D Numeric, a Graphing Calculator 2D Parametric, a Graphing Calculator 2D Polar.
Farsight Calculator is a easy-to-use programmable calculator which allows you to save your calculating process as a program or function,and perform arithmetic operations in either RPN (Reverse Polish Notation) or ALG (Algebraic) mode