(sometimes we provide two download links because it may happen that the main server / link is overloaded or slow or non responding - the files are identical. Just choose one, save to the Desktop, double click to install)
Disclaimer: to our best knowledge this download comes from a website that is
safe (the last time we checked it, it was), but for your peace of mind (and better safe than sorry) we advise you to run an
antivirus on the downloaded file. Do not rely on MSWindows, Internet explorer, or on the electronic signature: a unsigned download is usually as safe as a signed one, signed just means the author paid Microsoft or Verisign for a stamp, it does not mean verified. Please kindly
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ProKon is an impressive engineering units conversion utility for Windows 95/98/ME/NT/2000/XP. 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 calculation modules are included covering a wide variety of engineering and business topics. A pop-up scientific/financial/geometry calculator with tape is included.
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Engineering calculator with multiple conversion and calculation modules)

ProKon is an impressive engineering units conversion utility for Windows 95/98/ME/NT/2000/XP. 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. ProKon provides a periodic table of the elements (with pertinent data on each element) 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. ProKon features an additional 55 modules for a wide variety of scientific, construction and educational calculations. This is an update to add features, including data size, data transfer rate, currency exchange rate, temperature interval, irrigation, earth distance, altimetry, date calculations, random number generation, and much, much more.
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