Freeware Programs: Katmar Software

Turbine 2.1 Calculate turbine steam consumption and exhaust steam conditions. Built-in steam properties. Wide variety of units of measure included.

Uconeer 2.4 Freeware. 397 units in 46 categories. Includes engineering specific categories like enthalpy, heat capacity, heat transfer coefficient, torque and viscosity. Work with feet and inches. Formatting and clipboard features. Excludes archaic units.