DHex is a software tool that is made to demonstrate the chemical design calculations of Double pipe (hairpin) Heat Exchangers.The software will do all the thermal calculations involved in the design and will generate a summary of all results..etc

GEOPosCalc makes easy and simple a job normally tedious in other products, the conversion from geographic positions to UTM and vice versa.

Advanced biorhythms calculator. Knowing your biorhythms, you can be sure about what to expect from each day in order to succeed at sports, dating, business, negotiations, exams, or job interviews. Be a winner in any situation!