Action! allows real-time recording/capture of Windows Aero desktop in a superb HD video quality. You can record web player videos, gameplay, display game fps, add live audio commentary to create tutorials, recordmusic, capture screenshots and more!
SimplexCalc is a multivariable desktop calculator for Windows. It is small and simple to use but with much power and versatility underneath. It can be used as an enhanced elementary, scientific, financial or expression calculator.
EqPlot plots 2D graphs from complex equations. The application comprises algebraic, trigonometric, hyperbolic and transcendental functions. EqPlot can be used to verify the results of nonlinear regression analysis program.