The Ultimate Free Scientific Calculator for Windows
A comprehensive math package that emulates a calculator
so realistically, you can dispense with your hand-held altogether!
"I love this thing!" Feedback from a DreamCalc User
Because it feels real...
Get the intuitive feel and productivity of a real calculator!
Graph functions and plot data in seconds.
Fully featured range of math, scientific & statistical functions. Supports natural fractions,
complex numbers, base-n logic, unit conversions and a powerful polynomial solver.
Comprehensive support for financial calculations, including amortization,
bond price, YTM, MIRR, IRR, NPV, depreciation and annual rate calculations.
Lost your old calculator? Miss using postfix algebraic or RPN input?
No problem! DreamCalc supports all common input forms, including modern prefix and classic postfix
algebraic, as well as Reverse Polish Notation (RPN).