Free
Equation grapher is a free graphing calculator to graph equations.
Neural network classification results live view (like a movie). Free software.
Visualization of quantum hierarchical 3-dimensional curves
GrafEq provides easy, quick, and uniquely reliable equation graphing technology.
Practice multiplication (numbers 1 - 10) with the smart robot and his friends.
Practice your times table until you know it perfectly
Plot and analyze graphs of equations and data
Audio Analysis Center, State-of-The-Art Spectrum Analyzer
Best data analyzer, 2D/3D-plotting, calc and presentation program.