iFD Bundle for Pocket PC is a software, that allows you to calculate basic and complicated arithmetic expressions, to convert values between any type of units, to work with a sufficient set of formulas (mathematical, physical, electrical, etc) and moreover to add your own formulas where you can add new formula categories, new formulas and their parameter description. It also gives you the opportunity to calculate the elements, perimeter and areas of geometric shapes as triangle, rectangle, parallelogram, trapezuim, circle and ellipse and to make charts from various functions. It is the best software for students, mathematicians, physicians, engineers and everyone who wants to make the work with mathematic, physics and computer science easier and funnier. Take the advantage of having all the mathematic and science world in your Pocket PC.