Software Windows!

Comprehensive basic, financial, math/science/engineering, and logic calculations.
License: Shareware
OS Support:

Use LaTeX to enter math in regular word processors and presentation programs.
License: Shareware
OS Support: Win98,WinME,WinXP,Windows2000,Windows2003,Win Vista

Perform Data Envelopment Analysis in MS Excel - with customizableFlash charts.
License: Shareware
OS Support: Win98,WinME,WinNT 4.x,Windows2000,WinXP,Windows2003,

PowerShell snap-in with CmdLets dedicated to time-series forecasting algorithms.
License: Freeware
OS Support: WinXP,Windows2000,Windows2003,Win Vista

MVPspc is an easy-to-use SPC charting and analysis program.
License: Shareware
OS Support: Win98,WinME,WinNT 3.x,WinNT 4.x,Windows2000,WinXP,Windows2003,Win Vista

MB Financial Astrology finds your financial profile based on your sun sign.
License: Freeware
OS Support: WinNT 4.x,Windows2000,WinXP,Windows2003,Win Vista

Free hydrant flow test calculator that prints professional single page report.
License: Freeware
OS Support: Win98,WinME,WinNT 4.x,Windows2000,WinXP,Windows2003,Win Vista

Studies functions of one variable to find roots, extrema, integral, graph.
License: Shareware
OS Support: Win98,WinME,WinNT 4.x,Windows2000,WinXP,

Solves boundary-value problems involving ordinary differential equations.
License: Shareware
OS Support: Win98,WinME,WinNT 4.x,Windows2000,WinXP,

Performs linear regression using the Least Squares method.
License: Shareware
OS Support: Win98,WinME,WinNT 4.x,Windows2000,WinXP,