Digital Trends

MadAdder 1.24.0

This calculator displays text on any row of the virtual adding machine tape, and it can print the tape in a column format. It has several male and female voices for input and calling back. It can play the sound of several different classic electric and electronic calculators during input, for those who like to hear the rhythm of the machine. The user can change the color scheme of the interface. The program also includes a utility for converting measurements between the U.S., imperial and metric systems.