ProKon 10.0s

(March 25, 2006)

Windows 2000/2003/9x/XP / Shareware; $24.95 / 664 downloads

ProKon is an impressive engineering units conversion utility. It supports over 400,000 conversions, in 26 different categories, both to and from the SI (metric), Imperial (English), and U.S. Customary systems. Many specialized ancient and archaic units are also available. It provides a periodic table of the elements (with pertinent data on each) and many mathematical formulas, along with the density of over 625 different materials -- some common and some not so common. Context sensitive help is easily accessed throughout the program, and you can easily copy converted values to the Clipboard for pasting into other applications. Features an additional 55 modules for a wide variety of scientific, construction, and educational calculations.