archCalc

ChemMaths is a chemical engineering,mathematical and chemistry program. Contains information on 3000+ chemical compounds,allows predition of chemical compound properties,periodic table, solves 400+ chemical/electrical/mech. equations and lots more.

ProKon is a calculator unlike any you`ve seen before. It features unit conversions of over 400,000 units, a pop-up scientific/financial/geometry calculator with tape, as well as many calculation modules covering a wide variety of topics.

Timestimator is a software for travel agency and logistics managers. Timestimator is a due date and duration calculator. Also Timestimator provides you with a time zones calculator and customizable worldclock list.

The program produces a set with seven parameters of the sapatial Helmert transformation valid for an specific area, with which then arbitrary coordinates of the area can be transformed from one reference system into another with high accuracy.

Simple, professional and fast currency conversion software with online rates update, customizable rates, export to ExcelSpreadsheet or tab delimited text file, and many more...