eCalc is a free Windows calculator with basic and scientific functions. The calculator is designed with a high level of aesthetics, including large buttons and an easy to read display.
The calculator operates with a frameless border and stays open above your other programs - making it an ideal side companion tool.
Notable features of this calculator include:
->>> memory functions,
->>> percent,
->>> sqrt(x),
->>> sqr(x),
->>> inv(x),
->>> and an engineering exponent key (EEX).
The calculator includes a link to eCalc's online scientific calculator which supports more advanced features such as unit conversion, trigonometric functions, equation solving, and complex number math. |